rm webhook resources from installation yaml

Add a seperate `webhook-install.yaml` file instead
which contains only webhook resources which someone
may choose to optionally install

Fixes: #2400

Signed-off-by: Arko Dasgupta <arko@tetrate.io>

hack/build-install-yaml.sh

@@ -39,7 +39,15 @@ cat << EOF >> release/standard-install.yaml
 #
 EOF
 
-for file in `ls config/webhook/*.yaml config/crd/experimental/gateway*.yaml`
+cat hack/boilerplate/boilerplate.sh.txt > release/webhook-install.yaml
+sed -i "s/YEAR/$thisyear/g" release/webhook-install.yaml
+cat << EOF >> release/webhook-install.yaml
+#
+# Gateway API deprecated webhook install
+#
+EOF
+
+for file in `ls config/crd/experimental/gateway*.yaml`
 do
     echo "---" >> release/experimental-install.yaml
     echo "#" >> release/experimental-install.yaml
@@ -48,7 +56,7 @@ do
     cat $file >> release/experimental-install.yaml
 done
 
-for file in `ls config/webhook/*.yaml config/crd/standard/*.yaml`
+for file in `ls config/crd/standard/*.yaml`
 do
     echo "---" >> release/standard-install.yaml
     echo "#" >> release/standard-install.yaml
@@ -57,4 +65,13 @@ do
     cat $file >> release/standard-install.yaml
 done
 
+for file in `ls config/webhook/*.yaml`
+do
+    echo "---" >> release/webhook-install.yaml
+    echo "#" >> release/webhook-install.yaml
+    echo "# $file" >> release/webhook-install.yaml
+    echo "#" >> release/webhook-install.yaml
+    cat $file >> release/webhook-install.yaml
+done
+
 echo "Generated:" release/*-install.yaml