replace grabled character with white space (#25935)

Author: peterhpchen

src/System.Diagnostics.PerformanceCounter/tests/CounterCreationDataTests.cs

@@ -5,7 +5,7 @@
 using System;
 using System.Collections;
 using System.Collections.Specialized;
-using System.ComponentModel;
+using System.ComponentModel;
 using Xunit;
 
 namespace System.Diagnostics.Tests