[macOS] Update activesupport gem to 7.1.5.1 to unlock cocoapods (#11406)

Author: pravinade

images/macos/scripts/build/install-rubygems.sh

@@ -9,8 +9,8 @@ source ~/utils/utils.sh
 echo "Updating RubyGems..."
 gem update --system
 
-# Temporarily install activesupport 7.0.8 due to compatibility issues with cocoapods https://github.com/CocoaPods/CocoaPods/issues/12081
-gem install activesupport -v 7.0.8
+# Temporarily install activesupport 7.1.5.1 due to compatibility issues with cocoapods https://github.com/CocoaPods/CocoaPods/issues/12081
+gem install activesupport -v 7.1.5.1
 
 gemsToInstall=$(get_toolset_value '.ruby.rubygems | .[]')
 if [[ -n $gemsToInstall ]]; then