fix(devtools): remove unnecessary escaping in regex expressions (angular#51554)

Correct various Useless regular-expression character escape issues. PR Close angular#51554

Author: josephperrott

devtools/projects/ng-devtools/src/lib/devtools-tabs/profiler/timeline/filter.ts

@@ -88,7 +88,7 @@ const queryMap: {[query in QueryType]: Query} =
  return map;
  }, {} as {[query in QueryType]: Query});
 
-const queryRe = new RegExp(`!?\s*(${QueryType.Duration}|${QueryType.Source})$`, 'g');
+const queryRe = new RegExp(`!?s*(${QueryType.Duration}|${QueryType.Source})$`, 'g');
 
 type Predicate = true|false;
 type QueryAST = [Predicate, QueryType, QueryArguments];