tictactoe: added test case to check if player 1 has won in column 2

src/test/java/de/tims/tictactoe/GameLogicTest.java

@@ -142,6 +142,10 @@ class GameLogicTest {
 																					 {{'-', 'x', '-'}, 
 																					  {'-', 'x', '-'},
 																					  {'-', 'x', '-'}}),
+		    			Arguments.of("check win in column 2 for player 1", 'x', true, new char[][] 
+																					 {{'-', '-', 'x'}, 
+																					  {'-', '-', 'x'},
+																					  {'-', '-', 'x'}}),
 		    			Arguments.of("check win in column 0 for player 2", 'o', true, new char[][] 
 																					 {{'o', '-', '-'}, 
 																					  {'o', '-', '-'},