fix lint error

Author: jessetrinity

src/server/protocol.ts

@@ -617,7 +617,7 @@ namespace ts.server.protocol {
          * so this description should make sense by itself if the parent is inlineable=true
          */
         description: string;
-        
+
         /**
          * A message to show to the user if the refactoring cannot be applied in
          * the current context.