chore(tidelift-alignment): run only in main repository, not in forks

This is because in forks this workflow would run, but error because of missing secrets

Author: hasezoey

.github/workflows/tidelift-alignment.yml

@@ -12,6 +12,7 @@ jobs:
   build:
     name: Run Tidelift to ensure approved open source packages are in use
     runs-on: ubuntu-latest
+    if: github.repository == 'Automattic/mongoose'
     steps:
       - name: Checkout
         uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # v3.0.2
@@ -24,4 +25,4 @@ jobs:
         env:
           TIDELIFT_API_KEY: ${{ secrets.TIDELIFT_API_KEY }}
           TIDELIFT_ORGANIZATION: ${{ secrets.TIDELIFT_ORGANIZATION }}
-          TIDELIFT_PROJECT: ${{ secrets.TIDELIFT_PROJECT }}
+          TIDELIFT_PROJECT: ${{ secrets.TIDELIFT_PROJECT }}