Merge pull request #1744 from InformaticsMatters/app-semantic-release

ci: fix typo in github app config

Author: OliverDudgeon

.github/workflows/release.yml

@@ -40,7 +40,7 @@ jobs:
       - uses: actions/create-github-app-token@v2
         id: app-token
         with:
-          app-id: ${{ vars.APP_ID }}
+          app-id: ${{ secrets.APP_ID }}
           private-key: ${{ secrets.APP_PRIVATE_KEY }}
 
       - name: Release