Update UMD template to reflect new ternaries (#15670)

scripts/build/esbuild-plugins/umd.js

@@ -43,7 +43,7 @@ function getUmdWrapper({ name }, build) {
                 : this || {};
         ${globalObjectText.trimStart()} = interopModuleDefault();
       }
-    })(function() {
+    })(function () {
       "use strict";${PLACEHOLDER}
     });
   `;