CI Add to Task List: GitHub Appのトークンの渡し方修正 (#930)

`dev-hato/actions-add-to-projects` へのGitHub Appのトークンの渡し方を修正します。

Author: massongit

.github/workflows/add-to-task-list.yml

@@ -13,8 +13,13 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == github.event.pull_request.head.repo.full_name
     steps:
+      - name: Generate a token
+        id: generate_token
+        uses: actions/[email protected]
+        with:
+          app-id: ${{ secrets.PROJECT_AUTOMATION_APP_ID }}
+          private-key: ${{ secrets.PROJECT_AUTOMATION_PRIVATE_KEY }}
       - uses: dev-hato/[email protected]
         with:
-          github_app_id: ${{ secrets.PROJECT_AUTOMATION_APP_ID }}
-          github_app_private_key: ${{ secrets.PROJECT_AUTOMATION_PRIVATE_KEY }}
+          github-token: ${{steps.generate_token.outputs.token}}
           project-url: https://github.com/orgs/dev-hato/projects/1