STYLE: fix pylint no-method-argument warning (#49064)

Co-authored-by: Marco Edward Gorelli <[email protected]>

Author: gulyapulya

pandas/tests/io/test_gcs.py

@@ -33,6 +33,7 @@ def gcs_buffer(monkeypatch):
     gcs_buffer.close = lambda: True
 
     class MockGCSFileSystem(AbstractFileSystem):
+        @staticmethod
         def open(*args, **kwargs):
             gcs_buffer.seek(0)
             return gcs_buffer

pyproject.toml

@@ -67,7 +67,6 @@ disable = [
   "invalid-repr-returned",
   "invalid-unary-operand-type",
   "no-member",
-  "no-method-argument",
   "no-name-in-module",
   "no-value-for-parameter",
   "not-an-iterable",