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

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

@@ -157,7 +157,11 @@ class GameLogicTest {
 		    			Arguments.of("check win in row 1 for player 2", 'o', true, new char[][] 
 																				 {{'-', '-', '-'}, 
 																				  {'o', 'o', 'o'},
-																				  {'-', '-', '-'}})
+																				  {'-', '-', '-'}}),
+		    			Arguments.of("check win in row 2 for player 2", 'o', true, new char[][] 
+																				 {{'-', '-', '-'}, 
+																				  {'-', '-', '-'},
+																				  {'o', 'o', 'o'}})
 			    		);
 	 }