Add exclude back in so that only Linux x64 is run on pull requests

Author: elizabethengelman

.github/workflows/rpc-tests.yml

@@ -20,10 +20,10 @@ jobs:
           - ubuntu-jammy-16-cores-arm64
             # Intel
           - macos-13
-        # exclude:
+        exclude:
           # Only run Linux x64 tests on pull request to save some time
-          # - sys: ${{ github.event_name != 'push' && 'ubuntu-jammy-16-cores-arm64' }}
-          # - sys: ${{ github.event_name != 'push' && 'macos-13' }}
+          - sys: ${{ github.event_name != 'push' && 'ubuntu-jammy-16-cores-arm64' }}
+          - sys: ${{ github.event_name != 'push' && 'macos-13' }}
     runs-on: ${{ matrix.sys }}
     steps:
       - uses: stellar/quickstart@main