system iOS -> ios

Author: Keywos

Rewrite-Parser.js

@@ -801,7 +801,9 @@ if (binaryInfo != null && binaryInfo.length > 0) {
       for (let key in modInfoObj) {
         if (modInfoObj[key]) {
           let value = modInfoObj[key]
-          if (isLooniOS && key == 'category') {
+          if (isSurgeiOS && key == 'system'){
+					  value = value == 'iOS' ? 'ios' : (value == 'macOS' ? 'mac' : value)
+					} else if (isLooniOS && key == 'category') {
             key = 'keyword'
           } else if (!isLooniOS && key == 'keyword') {
             key = 'category'