Send X-GitHub-Api-Version when calling [GitHub] v3 API (#8669)

* send X-GitHub-Api-Version when calling GitHub v3 API

* TODO: invesitgate

* read baseUrl from config.service.baseUri

* add workflow to check for new GH api releases on schedule

* format config/default.yml to match yaml.dump() format

Co-authored-by: repo-ranger[bot] <39074581+repo-ranger[bot]@users.noreply.github.com>

.github/workflows/update-github-api.yml

@@ -0,0 +1,33 @@
+name: Update GitHub API Version
+on:
+  schedule:
+    - cron: '0 7 * * 6'
+    # At 07:00 on Saturday
+  workflow_dispatch:
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  update-github-api:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          node-version: 16
+
+      - name: Check for new GitHub API version
+        run: node scripts/update-github-api.js
+
+      - name: Create Pull Request if config has changed
+        uses: peter-evans/create-pull-request@v4
+        with:
+          token: '${{ secrets.GITHUB_TOKEN }}'
+          commit-message: Update GitHub API Version
+          title: Update [GitHub] API Version
+          branch-suffix: random