Second attempt to fix regex

Author: marcnjaramillo

extensions/ql-vscode/src/CodeLensProvider.ts

@@ -15,7 +15,7 @@ class MyCodeLensProvider implements CodeLensProvider {
 
     for (let index = 0; index < document.lineCount; index++) {
       const textLine = document.lineAt(index);
-      const regex = new RegExp(/(?=(\w+))\1\s*\(\s*.*(?:,\s*\S+)*\s*\)/g);
+      const regex = new RegExp(/(?=(\w+))\1\s*\(\s*.*(?>(?:,\s*\S+))*\s*\)/g);
       if (textLine.text.match(regex)) {
         const uri = document.uri;
         const startIndex = textLine.text.search(regex);