Disable flaky messaging integration test (#12206)

Author: paulb777

.github/workflows/messaging.yml

@@ -23,6 +23,7 @@ concurrency:
 
 jobs:
 
+  # TODO(#12205) Update the build.sh script for this job from "test" instead of "build"
   messaging-integration-tests:
     # Don't run on private repo unless it is a PR.
     if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request'

scripts/build.sh

@@ -369,6 +369,7 @@ case "$product-$platform-$method" in
         build
     ;;
 
+  # TODO(#12205) Restore this test to "test" instead of "build"
   Messaging-*-xcodebuild)
     pod_gen FirebaseMessaging.podspec --platforms=ios
 
@@ -384,7 +385,7 @@ case "$product-$platform-$method" in
         -scheme "FirebaseMessaging-Unit-integration" \
         "${ios_flags[@]}" \
         "${xcb_flags[@]}" \
-        test
+        build
     fi
     ;;