skip tests that require creds when running on forks

.github/workflows/python_pytest.yml

@@ -8,10 +8,14 @@ on:
 
 jobs:
   pytest:
+    # Don't run on forks
+    if: github.repository_owner == 'airbytehq'
+
     runs-on: ubuntu-latest
     strategy:
       matrix:
         python-version: ['3.10', '3.11']
+
     steps:
     - name: Checkout code
       uses: actions/checkout@v4