Fix workflows

Author: mlykotom

.github/workflows/get-started.yml

@@ -60,6 +60,8 @@ jobs:
       - name: Run xcodebuild
         uses: mxcl/xcodebuild@v3
         with:
+          xcode: ^16
           scheme: KMPGetStartedCodelab
           platform: iOS
+          action: build
           working-directory: ${{ env.SAMPLE_PATH }}/iosApp