chore: remove unnecessary comment that is now outdated

Author: fselmo

packages/testing/src/execution_testing/specs/benchmark.py

@@ -498,7 +498,6 @@ def _verify_target_opcode_count(
     ) -> None:
         """Verify target opcode was executed the expected number of times."""
         # Skip validation if opcode count is not available
-        # (e.g. currently only supported for evmone filling)
         if opcode_count is None:
             return