Add greeting line to README

Added 'Hello world' line to README.

Author: PerHac13

README.md

@@ -1,10 +1,12 @@
 # KeyLogger5155
 
 This is an advanced KeyLogger app seeking contribution for it's GUI and backend efficiency.
+Hello world
 
 If you want more information regarding the project you can read the [Project Documentation](./.github/Contributor_Guide/Project_Tour.md)
 
 Copyright (c)
 HackElite
 IIITBH. All rights reserved
 
+