Disable e2e on PR (#46974)

Summary:
Commit d4edbcf mistakingly enable iOS e2e on PRs
This change disable them again

## Changelog:
[Internal] - disable e2e in PRs

Pull Request resolved: #46974

Test Plan: GHA

Reviewed By: cortinico

Differential Revision: D64239005

Pulled By: cipolleschi

fbshipit-source-id: 5b3655d1f8ebb07fd552f656fee0e8e3f255301a

.github/workflows/test-all.yml

@@ -183,7 +183,7 @@ jobs:
           react-native-version: ${{ needs.prepare_hermes_workspace.outputs.react-native-version }}
 
   test_e2e_ios_rntester:
-    # if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: macos-13-large
     needs:
       [build_apple_slices_hermes, prepare_hermes_workspace, build_hermes_macos]
@@ -221,7 +221,7 @@ jobs:
           flavor: ${{ matrix.flavor }}
 
   test_e2e_ios_templateapp:
-    # if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
+    if: ${{ github.ref == 'refs/heads/main' || contains(github.ref,  'stable') || inputs.run-e2e-tests }}
     runs-on: macos-13-large
     needs: build_npm_package
     env: