Update actions/create-github-app-token action to v1.8.0

Author: renovate[bot]

.github/workflows/format-json-yml.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
       - name: Generate a token
         id: generate_token
-        uses: actions/create-github-app-token@v1.7.0
+        uses: actions/create-github-app-token@v1.8.0
         with:
           app-id: ${{ secrets.PROJECT_AUTOMATION_APP_ID }}
           private-key: ${{ secrets.PROJECT_AUTOMATION_PRIVATE_KEY }}