changed spelling in createAndShowGUI function in Program

src/main/java/pacmanGame/Program.java

@@ -18,7 +18,7 @@ public class Program {
 	
 	public void startGame() {
 
-		CreateAndShowGUI();
+		createAndShowGUI();
 		gameManager = new GameManager();
 
 		gameLoop();
@@ -50,7 +50,7 @@ public class Program {
 		input.inputList.clear();
 	}
 	
-	public void CreateAndShowGUI() {
+	public void createAndShowGUI() {
         frame = new JFrame("PacmaaaAAAYYYHAAAaaam");
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);