Remove commented out unreachable states for TF2

Author: marcharper

axelrod/strategies/finite_state_machines.py

@@ -647,8 +647,6 @@ def __init__(self) -> None:
             (2, C, 14, D), (2, D, 9, D),
             (3, C, 0, C), (3, D, 1, D),
             (4, C, 1, D), (4, D, 2, D),
-            # (5, C, 12, C), (5, D, 6, C),
-            # (6, C, 1, C), (6, D, 14, D),
             (7, C, 12, D), (7, D, 2, D),
             (8, C, 7, D), (8, D, 9, D),
             (9, C, 8, D), (9, D, 0, D),