Fix linter issues

Author: burakguneli

dist/content-visibility.js

@@ -1,6 +1,6 @@
 /**
  * Content Visibility Custom Metric - Optimized Version
- * 
+ *
  * Analyzes CSS usage of the content-visibility property using efficient
  * regex-based detection with performance optimizations.
  */
@@ -108,4 +108,4 @@
   }
 
   return contentVisibility();
-})();
+})();

metric-summary.md

@@ -740,7 +740,7 @@ Example response:
   "count": 5,
   "values": [
     "auto",
-    "hidden", 
+    "hidden",
     "skip",
     "auto",
     "hidden"