revert change

Author: zhiyuanliang-ms

src/feature-management/src/filter/timeWindowFilter.ts

@@ -33,7 +33,7 @@ export type RecurrenceParameters = {
 };
 
 export class TimeWindowFilter implements IFeatureFilter {
-    name: string = "Microsoft.TimeWindow";
+    readonly name: string = "Microsoft.TimeWindow";
 
     evaluate(context: TimeWindowFilterEvaluationContext): boolean {
         const {featureName, parameters} = context;