Update kusama/polkadot bootnodes (#1895)

closes: paritytech/devops#2090

## Changes
1. Updated the list of bootnodes.
2. Merged the Connect node and bootnode into a single node.
3. Decreased the number of nodes.
4. Updated the DNS name.

## Description
The initial 8 bootnodes were planned to be replaced by community
bootnodes, the community node was added but we did not bother to reduce
the Parity managed bootnodes. Fixing it now.

polkadot/node/service/chain-specs/kusama.json

@@ -2,23 +2,12 @@
   "name": "Kusama",
   "id": "ksmcc3",
   "bootNodes": [
-    "/dns/kusama-connect-0.parity.io/tcp/443/wss/p2p/12D3KooWBjxpFhVNM9poSsMEfdnXJaSWSZQ7otK9aV1SPA9zJp5W",
-    "/dns/kusama-connect-1.parity.io/tcp/443/wss/p2p/12D3KooWAJRVca93jLm4zft4rtTLLxNV4ZrHPMBkbGy5XkXooBFt",
-    "/dns/kusama-connect-2.parity.io/tcp/443/wss/p2p/12D3KooWLn22TSPR3HXMRSSmWoK4pkDtspdCVi5j86QyyUNViDeL",
-    "/dns/kusama-connect-3.parity.io/tcp/443/wss/p2p/12D3KooWSwnJSP3QJ6cnFCTpcXq4EEFotVEiQuCWVprzCnWj5e4G",
-    "/dns/kusama-connect-4.parity.io/tcp/443/wss/p2p/12D3KooWHi7zHUev7n1zs9kSQwh4KMPJcS8Jky2JN58cNabcXGvK",
-    "/dns/kusama-connect-5.parity.io/tcp/443/wss/p2p/12D3KooWMBF6DXADrNLg6kNt1A1zmKzw478gJw79NmTQhSDxuZvR",
-    "/dns/kusama-connect-6.parity.io/tcp/443/wss/p2p/12D3KooWNnG7YqYB9eEoACRuSEax8qhuPQzRn878AWKN4vUUtQXd",
-    "/dns/kusama-connect-7.parity.io/tcp/443/wss/p2p/12D3KooWMmtoLnkVCGyuCpsWw4zoNtWPH4nsVLn92mutvjQknEqR",
-    "/dns/p2p.0.kusama.network/tcp/30333/p2p/12D3KooWJDohybWd7FvRmyeGjgi56yy36mRWLHmgRprFdUadUt6b",
-    "/dns/p2p.1.kusama.network/tcp/30333/p2p/12D3KooWC7dnTvDY97afoLrvQSBrh7dDFEkWniTwyxAsBjfpaZk6",
-    "/dns/p2p.2.kusama.network/tcp/30333/p2p/12D3KooWGGK6Mj1pWF1bk4R1HjBQ4E7bgkfSJ5gmEfVRuwRZapT5",
-    "/dns/p2p.3.kusama.network/tcp/30333/p2p/12D3KooWRp4qgusMiUobJ9Uw1XAwtsokqx9YwgHDv5wQXjxqETji",
-    "/dns/p2p.4.kusama.network/tcp/30333/p2p/12D3KooWMVXPbqWR1erNKRSWDVPjcAQ9XtxqLTVzV4ccox9Y8KNL",
-    "/dns/p2p.5.kusama.network/tcp/30333/p2p/12D3KooWBsJKGJFuv83ixryzMsUS53A8JzEVeTA8PGi4U6T2dnif",
-    "/dns/kusama-bootnode-0.paritytech.net/tcp/30333/p2p/12D3KooWSueCPH3puP2PcvqPJdNaDNF3jMZjtJtDiSy35pWrbt5h",
-    "/dns/kusama-bootnode-0.paritytech.net/tcp/30334/ws/p2p/12D3KooWSueCPH3puP2PcvqPJdNaDNF3jMZjtJtDiSy35pWrbt5h",
-    "/dns/kusama-bootnode-1.paritytech.net/tcp/30333/p2p/12D3KooWQKqane1SqWJNWMQkbia9qiMWXkcHtAdfW5eVF8hbwEDw",
+    "/dns/kusama-bootnode-0.polkadot.io/tcp/30333/p2p/12D3KooWSueCPH3puP2PcvqPJdNaDNF3jMZjtJtDiSy35pWrbt5h",
+    "/dns/kusama-bootnode-0.polkadot.io/tcp/30334/ws/p2p/12D3KooWSueCPH3puP2PcvqPJdNaDNF3jMZjtJtDiSy35pWrbt5h",
+    "/dns/kusama-bootnode-0.polkadot.io/tcp/443/wss/p2p/12D3KooWSueCPH3puP2PcvqPJdNaDNF3jMZjtJtDiSy35pWrbt5h",
+    "/dns/kusama-bootnode-1.polkadot.io/tcp/30333/p2p/12D3KooWQKqane1SqWJNWMQkbia9qiMWXkcHtAdfW5eVF8hbwEDw",
+    "/dns/kusama-bootnode-1.polkadot.io/tcp/30334/ws/p2p/12D3KooWQKqane1SqWJNWMQkbia9qiMWXkcHtAdfW5eVF8hbwEDw",
+    "/dns/kusama-bootnode-1.polkadot.io/tcp/443/wss/p2p/12D3KooWQKqane1SqWJNWMQkbia9qiMWXkcHtAdfW5eVF8hbwEDw",
     "/dns/kusama-boot.dwellir.com/tcp/30333/ws/p2p/12D3KooWFj2ndawdYyk2spc42Y2arYwb2TUoHLHFAsKuHRzWXwoJ",
     "/dns/kusama-boot.dwellir.com/tcp/443/wss/p2p/12D3KooWFj2ndawdYyk2spc42Y2arYwb2TUoHLHFAsKuHRzWXwoJ",
     "/dns/boot.stake.plus/tcp/31333/p2p/12D3KooWLa1UyG5xLPds2GbiRBCTJjpsVwRWHWN7Dff14yiNJRpR",

polkadot/node/service/chain-specs/polkadot.json

@@ -3,22 +3,12 @@
   "id": "polkadot",
   "chainType": "Live",
   "bootNodes": [
-    "/dns/polkadot-connect-0.parity.io/tcp/443/wss/p2p/12D3KooWEPmjoRpDSUuiTjvyNDd8fejZ9eNWH5bE965nyBMDrB4o",
-    "/dns/polkadot-connect-1.parity.io/tcp/443/wss/p2p/12D3KooWLvcA24g6sT9YTaQyinwowMbLF5z7iMLoxZpEiV9pSmNf",
-    "/dns/polkadot-connect-2.parity.io/tcp/443/wss/p2p/12D3KooWDhp18HYzJuVX2jLhtjQgAhT1XWGqah42StoUJpkLvh2o",
-    "/dns/polkadot-connect-3.parity.io/tcp/443/wss/p2p/12D3KooWEsPEadSjLAPyxckqVJkp54aVdPuX3DD6a1FTL2y5cB9x",
-    "/dns/polkadot-connect-4.parity.io/tcp/443/wss/p2p/12D3KooWFfG1SQvcPoUK2N41cx7r52KYXKpRtZxfLZk8xtVzpp4d",
-    "/dns/polkadot-connect-5.parity.io/tcp/443/wss/p2p/12D3KooWDmQPkBvQGg9wjBdFThtWj3QCDVQyHJ1apfWrHvjwbYS8",
-    "/dns/polkadot-connect-6.parity.io/tcp/443/wss/p2p/12D3KooWBKtPpCnVTTzD7fPpCdFsrsYZ5K8fwmsLabb1JBuCycYs",
-    "/dns/polkadot-connect-7.parity.io/tcp/443/wss/p2p/12D3KooWP3BsFY6UaiLjEJ3YbDp6q6SMQgAHB15qKj41DUZQLMqD",
-    "/dns/p2p.0.polkadot.network/tcp/30333/p2p/12D3KooWHsvEicXjWWraktbZ4MQBizuyADQtuEGr3NbDvtm5rFA5",
-    "/dns/p2p.1.polkadot.network/tcp/30333/p2p/12D3KooWQz2q2UWVCiy9cFX1hHYEmhSKQB2hjEZCccScHLGUPjcc",
-    "/dns/p2p.2.polkadot.network/tcp/30333/p2p/12D3KooWNHxjYbDLLbDNZ2tq1kXgif5MSiLTUWJKcDdedKu4KaG8",
-    "/dns/p2p.3.polkadot.network/tcp/30333/p2p/12D3KooWGJQysxrQcSvUWWNw88RkqYvJhH3ZcDpWJ8zrXKhLP5Vr",
-    "/dns/p2p.4.polkadot.network/tcp/30333/p2p/12D3KooWKer8bYqpYjwurVABu13mkELpX2X7mSpEicpjShLeg7D6",
-    "/dns/p2p.5.polkadot.network/tcp/30333/p2p/12D3KooWSRjL9LcEQd5u2fQTbyLxTEHq1tUFgQ6amXSp8Eu7TfKP",
-    "/dns/cc1-0.parity.tech/tcp/30333/p2p/12D3KooWSz8r2WyCdsfWHgPyvD8GKQdJ1UAiRmrcrs8sQB3fe2KU",
-    "/dns/cc1-1.parity.tech/tcp/30333/p2p/12D3KooWFN2mhgpkJsDBuNuE5427AcDrsib8EoqGMZmkxWwx3Md4",
+    "/dns/polkadot-bootnode-0.polkadot.io/tcp/30333/p2p/12D3KooWSz8r2WyCdsfWHgPyvD8GKQdJ1UAiRmrcrs8sQB3fe2KU",
+    "/dns/polkadot-bootnode-0.polkadot.io/tcp/30334/ws/p2p/12D3KooWSz8r2WyCdsfWHgPyvD8GKQdJ1UAiRmrcrs8sQB3fe2KU",
+    "/dns/polkadot-bootnode-0.polkadot.io/tcp/443/wss/p2p/12D3KooWSz8r2WyCdsfWHgPyvD8GKQdJ1UAiRmrcrs8sQB3fe2KU",
+    "/dns/polkadot-bootnode-1.polkadot.io/tcp/30333/p2p/12D3KooWFN2mhgpkJsDBuNuE5427AcDrsib8EoqGMZmkxWwx3Md4",
+    "/dns/polkadot-bootnode-1.polkadot.io/tcp/30334/ws/p2p/12D3KooWFN2mhgpkJsDBuNuE5427AcDrsib8EoqGMZmkxWwx3Md4",
+    "/dns/polkadot-bootnode-1.polkadot.io/tcp/443/wss/p2p/12D3KooWFN2mhgpkJsDBuNuE5427AcDrsib8EoqGMZmkxWwx3Md4",
     "/dns/polkadot-boot.dwellir.com/tcp/30334/ws/p2p/12D3KooWKvdDyRKqUfSAaUCbYiLwKY8uK3wDWpCuy2FiDLbkPTDJ",
     "/dns/polkadot-boot.dwellir.com/tcp/443/wss/p2p/12D3KooWKvdDyRKqUfSAaUCbYiLwKY8uK3wDWpCuy2FiDLbkPTDJ",
     "/dns/boot.stake.plus/tcp/30333/p2p/12D3KooWKT4ZHNxXH4icMjdrv7EwWBkfbz5duxE5sdJKKeWFYi5n",