Updated copyright year in readme

Author: mta452

README.md

@@ -33,7 +33,7 @@ The [Javadocs](https://tehreer.github.io/Tehreer-Android/apidocs/) are available
 
 ## License
 ```
-Copyright (C) 2016-2021 Muhammad Tayyab Akram
+Copyright (C) 2016-2022 Muhammad Tayyab Akram
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.