Mac build script: remove -UseModernBuildSystem=NO

Author: olilarkin

TemplateProject/scripts/makedist-mac.sh

@@ -147,7 +147,7 @@ fi
 #---------------------------------------------------------------------------------------------------------
 # build xcode project. Change target to build individual formats, or add to All target in the xcode project
 
-xcodebuild -project ./projects/$PLUGIN_NAME-macOS.xcodeproj -xcconfig ./config/$PLUGIN_NAME-mac.xcconfig DEMO_VERSION=$DEMO -target "All" -UseModernBuildSystem=NO -configuration Release | tee build-mac.log | xcpretty #&& exit ${PIPESTATUS[0]}
+xcodebuild -project ./projects/$PLUGIN_NAME-macOS.xcodeproj -xcconfig ./config/$PLUGIN_NAME-mac.xcconfig DEMO_VERSION=$DEMO -target "All" -configuration Release | tee build-mac.log | xcpretty #&& exit ${PIPESTATUS[0]}
 
 if [ "${PIPESTATUS[0]}" -ne "0" ]; then
   echo "ERROR: build failed, aborting"