ci(release): configure release-please manifest and enhance workflow

- Adds release-please manifest file with initial version 0.0.1
- Updates workflow name to be more descriptive
- Reorders release-please-action configuration parameters
- Adds manifest file configuration to release-please workflow

Author: tsdevau

.github/workflows/release-please.yaml

@@ -1,4 +1,4 @@
-name: release-please
+name: Release Please
 
 on:
   push:
@@ -15,5 +15,6 @@ jobs:
     steps:
       - uses: googleapis/release-please-action@v4
         with:
-          config-file: ./release-please-config.json
           token: ${{ secrets.GITHUB_TOKEN }}
+          config-file: ./release-please-config.json
+          manifest-file: ./.release-please-manifest.json

.release-please-manifest.json

@@ -0,0 +1,4 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/manifest.json",
+  ".": "0.0.1"
+}