remove try/catch handlers

Author: mythz

src/ServiceStack.Text/Support/StringSegment.cs

@@ -258,7 +258,7 @@ public bool EndsWith(string text, StringComparison comparisonType)
         {
             if (text == null)
             {
-                throw  new ArgumentNullException(nameof(text));
+                throw new ArgumentNullException(nameof(text));
             }
 
             var textLength = text.Length;