Fix mypy: add type parameters to dict in column_labels return type

Author: laskoviymishka

pyiceberg/table/__init__.py

@@ -1075,7 +1075,7 @@ def table_labels(self) -> dict[str, str]:
         return self.labels.get("table", {})
 
     @property
-    def column_labels(self) -> list[dict]:
+    def column_labels(self) -> list[dict[str, Any]]:
         """Column-level labels from catalog enrichment."""
         return self.labels.get("columns", [])