fix: resolve linting issue

Author: LouisTsai-Csie

src/ethereum_test_specs/blockchain.py

@@ -715,7 +715,10 @@ def verify_post_state(self, t8n, t8n_state: Alloc, expected_state: Alloc | None
             raise e
 
     def _get_test_phase_blocks(self) -> List[Block]:
-        """Get additional blocks from benchmark manager setup and execution phases."""
+        """
+        Get additional blocks from phase manager for setup
+        and execution phases.
+        """
         assert self.test_phase_manager is not None, "Test phase manager is not set"
 
         blocks = []

src/ethereum_test_types/phase_manager.py

@@ -21,12 +21,12 @@ class TestPhase(Enum):
 class TestPhaseManager:
     """
     Manages test phases and collects transactions and blocks by phase.
-    This class provides a mechanism for tracking "setup" and "execution" phases,
+    This class provides a mechanism for "setup" and "execution" phases,
     Only supports "setup" and "execution" phases now.
     """
 
     def __init__(self, *args, **kwargs):
-        """Initialize the TestPhaseManager with empty transaction and block lists."""
+        """Initialize TestPhaseManager with empty transactions and blocks."""
         self.setup_transactions: List = []
         self.setup_blocks: List = []
         self.execution_transactions: List = []