fix(tests): Fix override requests comparison for empty list

Author: marioevz

tests/prague/eip7002_el_triggerable_withdrawals/test_withdrawal_requests.py

@@ -719,7 +719,7 @@ def test_withdrawal_requests_negative(
                         *block_body_override_requests,
                         max_request_type=fork.max_request_type(block_number=1, timestamp=1),
                     ).requests_list
-                    if block_body_override_requests
+                    if block_body_override_requests is not None
                     else None
                 ),
                 exception=exception,

tests/prague/eip7251_consolidations/test_consolidations.py

@@ -770,7 +770,7 @@ def test_consolidation_requests_negative(
                         *block_body_override_requests,
                         max_request_type=fork.max_request_type(block_number=1, timestamp=1),
                     ).requests_list
-                    if block_body_override_requests
+                    if block_body_override_requests is not None
                     else None
                 ),
                 exception=exception,