ci: drive release-please from a manifest config on action v5 (#10494)

* ci: drive release-please from a manifest config on action v5

* ci: trim the release-please config comment

.github/workflows/release-please.yml

@@ -8,8 +8,10 @@ jobs:
     name: "Release please"
     runs-on: ubicloud
     steps:
-      - uses: GoogleCloudPlatform/release-please-action@v3
+      # Config lives in release-please-config.json / .release-please-manifest.json:
+      # a `release-type` input instead re-derives the last released version by
+      # paginating every GitHub release, which on a repo this size is slow enough
+      # to fail intermittently.
+      - uses: googleapis/release-please-action@v5
         with:
-          release-type: simple
-          package-name: windmill
           token: ${{ secrets.PAT_TOKEN }}

.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "1.778.0"
+}

release-please-config.json

@@ -0,0 +1,10 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "packages": {
+    ".": {
+      "release-type": "simple",
+      "package-name": "windmill",
+      "include-component-in-tag": false
+    }
+  }
+}