[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

src/PIL/Image.py

@@ -3219,7 +3219,7 @@ class SupportsArrowArrayInterface(Protocol):
     #     raise NotImplementedError()
 
     # old not typed definition.
-    def __arrow_c_array__(self, requested_schema = None) -> tuple:
+    def __arrow_c_array__(self, requested_schema=None) -> tuple:
         raise NotImplementedError()