Update README.md

Author: Sokom141

README.md

@@ -1,4 +1,4 @@
-# BattleShip
+# BattleShip ![CodeQL](https://github.com/Sokom141/BattleShip/workflows/CodeQL/badge.svg) ![Maven](https://github.com/Sokom141/BattleShip/workflows/Java%20CI%20with%20Maven/badge.svg)
 A simple battleship game written in Java with a Graphical User Interface and optional online playing.
 
 ## Table of Contents
@@ -10,7 +10,8 @@ A simple battleship game written in Java with a Graphical User Interface and opt
 ## Technologies
 
 This project was initially built using:
-+ JDK 15
++ Maven
++ JDK 14
 + JUnit 5 for testing
 + IntelliJ form creator for .form files ( GUI components )