Update regex to fbetter limit predicates found

Author: marcnjaramillo

extensions/ql-vscode/src/CodeLensProvider.ts

@@ -15,13 +15,13 @@ class MyCodeLensProvider implements CodeLensProvider {
 
     for (let index = 0; index < document.lineCount; index++) {
       const textLine = document.lineAt(index);
-      const regex = new RegExp(/(?=(\w+\(\s*.*(?:,\s*)*\)))\1/g);
+      const regex = new RegExp(/(?=(\w+\(\s*.*(?:,\s*)*\)\s*\{))\1/g);
       if (textLine.text.match(regex)) {
         const uri = document.uri;
         const startIndex = textLine.text.search(regex);
         const range: Range = new Range(
           textLine.range.start.line, startIndex,
-          textLine.range.end.line, startIndex + 1
+          textLine.range.end.line, startIndex - 1
         );
 
         const command: Command = {