Bump actions/create-github-app-token from 1 to 2 (#767)

Bumps [actions/create-github-app-token](https://github.com/actions/create-github-app-token) from 1 to 2.
- [Release notes](https://github.com/actions/create-github-app-token/releases)
- [Commits](actions/create-github-app-token@v1...v2)

---
updated-dependencies:
- dependency-name: actions/create-github-app-token
  dependency-version: '2'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/add-to-inbox.yml

@@ -19,7 +19,7 @@ jobs:
         env:
           GH_TOKEN: ${{ github.token }}
       - id: get-github-access-token
-        uses: actions/create-github-app-token@v1
+        uses: actions/create-github-app-token@v2
         with:
           app-id: ${{ vars.PRIMER_ISSUE_TRIAGE_APP_ID_FOR_GITHUB }}
           private-key: ${{ secrets.PRIMER_ISSUE_TRIAGE_APP_PRIVATE_KEY_FOR_GITHUB }}