fixup types of _ymd

Author: lev-blit

stubs/python-dateutil/dateutil/parser/_parser.pyi

@@ -63,18 +63,16 @@ class _ymd(list[int]):
     dstridx: int | None
     mstridx: int | None
     ystridx: int | None
-    # args and kwargs are passed to list.__init__
-    def __init__(self, *args: Any, **kwargs: Any) -> None: ...
     @property
     def has_year(self) -> bool: ...
     @property
     def has_month(self) -> bool: ...
     @property
     def has_day(self) -> bool: ...
-    def could_be_day(self, value: int): ...
-    def append(self, val: str | int, label: str | None = None): ...
+    def could_be_day(self, value: int) -> bool: ...
+    def append(self, val: str | int, label: str | None = None) -> None: ...
     def _resolve_from_stridxs(self, strids: dict[str, int]) -> tuple[int, int, int]: ...
-    def resolve_ymd(self, yearfirst: bool | None, dayfirst: bool | None): ...
+    def resolve_ymd(self, yearfirst: bool | None, dayfirst: bool | None) -> tuple[int, int, int]: ...
 
 class parser:
     info: parserinfo