chore: check xcode version

Author: MichaelVerdon

.github/workflows/all_plugins.yaml

@@ -33,6 +33,9 @@ jobs:
           melos-version: '5.3.0'
       - name: 'Run Analyze'
         run: melos analyze-ci
+      - name: Show Xcode version
+        run: xcodebuild -version
+
 
   # Separated from "analyse" action as pubspec_override file is not being taken into account when running `flutter pub publish --dry-run`
   # This will fail on CI until this is fixed: https://github.com/invertase/melos/issues/467