docs: update root CHANGELOG package links (#489)

updating links in root CHANGELOG.md

CHANGELOG.md

@@ -2,5 +2,18 @@
 
 Changelogs are available for monorepo projects at the following locations:
 
-- [`/packages/interface`](./packages/interface/CHANGELOG.md) Helia API changelog
+- [`/packages/block-brokers`](./packages/block-brokers/CHANGELOG.md) `@helia/block-brokers` changelog
+- [`/packages/car`](./packages/car/CHANGELOG.md) `@helia/car` changelog
+- [`/packages/dag-cbor`](./packages/dag-cbor/CHANGELOG.md) `@helia/dag-cbor` changelog
+- [`/packages/dag-json`](./packages/dag-json/CHANGELOG.md) `@helia/dag-json` changelog
 - [`/packages/helia`](./packages/helia/CHANGELOG.md) Helia implementation changelog
+- [`/packages/http`](./packages/http/CHANGELOG.md) `@helia/http` implementation changelog
+- [`/packages/interface`](./packages/interface/CHANGELOG.md) Helia API changelog
+- [`/packages/interop`](./packages/interop/CHANGELOG.md) Interop tests changelog
+- [`/packages/ipns`](./packages/ipns/CHANGELOG.md) `@helia/ipns` changelog
+- [`/packages/json`](./packages/json/CHANGELOG.md) `@helia/json` changelog
+- [`/packages/mfs`](./packages/mfs/CHANGELOG.md) `@helia/mfs` changelog
+- [`/packages/routers`](./packages/routers/CHANGELOG.md) `@helia/routers` changelog
+- [`/packages/strings`](./packages/strings/CHANGELOG.md) `@helia/strings` changelog
+- [`/packages/unixfs`](./packages/unixfs/CHANGELOG.md) `@helia/unixfs` changelog
+- [`/packages/utils`](./packages/utils/CHANGELOG.md) `@helia/utils` changelog