Update macOS version check from 13 to 15

Author: brianlball

ci/github-actions/test.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 # platform-specific config here (also in setup.sh):
-if [ "${ImageOS}" == "macos13" ]; then
+if [ "${ImageOS}" == "macos15" ]; then
     # Dir containing openstudio
     export OS_NAME_WITH_PLUS=OpenStudio-${OPENSTUDIO_VERSION}${OPENSTUDIO_VERSION_EXT}+${OPENSTUDIO_VERSION_SHA}-Darwin-x86_64
     export RUBYLIB="$HOME/$OS_NAME_WITH_PLUS/Ruby"
@@ -83,14 +83,14 @@ else
 
         # Fix the shebang line in the bundle and bundler scripts
         echo "Fixing the shebang line in the bundle and bundler scripts"
-        if [ "${ImageOS}" == "macos13" ]; then
+        if [ "${ImageOS}" == "macos15" ]; then
             sed -i '' "1s|.*|#!${RUBY_PATH}|" $BUNDLE_PATH
         else
             sed -i "1s|.*|#!${RUBY_PATH}|" $BUNDLE_PATH
         fi
 
         # Remove additional lines added by RubyGems
-        if [ "${ImageOS}" == "macos13" ]; then
+        if [ "${ImageOS}" == "macos15" ]; then
             sed -i '' '/_=_\\/,/#!\/usr\/bin\/env ruby/d' $BUNDLE_PATH
         else
             sed -i '/_=_\\/,/#!\/usr\/bin\/env ruby/d' $BUNDLE_PATH