fully qualified address in uses

Author: euanh

.github/workflows/pull_request.yml

@@ -51,6 +51,10 @@ jobs:
               run: |
                   swift test
 
+    endtoend-tests:
+        name: End to end tests
+        uses: apple/swift-container-plugin/.github/workflows/endtoend_tests.yml@main
+
     swift-6-language-mode:
         name: Swift 6 Language Mode
         uses: apple/swift-nio/.github/workflows/swift_6_language_mode.yml@main