appease mypy

Author: MarcoGorelli

pandas-stubs/core/indexes/multi.pyi

@@ -109,7 +109,7 @@ class MultiIndex(Index):
     def is_monotonic_decreasing(self) -> bool: ...
     def duplicated(self, keep: DropKeep = "first"): ...
     def dropna(self, how: AnyAll = "any") -> Self: ...
-    def droplevel(self, level: Level | Sequence[Level] = 0) -> MultiIndex | Index: ...
+    def droplevel(self, level: Level | Sequence[Level] = 0) -> MultiIndex | Index: ...  # type: ignore[override]
     def get_level_values(self, level: str | int) -> Index: ...
     def unique(self, level=...): ...
     def to_frame(  # type: ignore[override]  # pyright: ignore[reportIncompatibleMethodOverride]