Fix mypy error messages

(and removed unused typing info from function body)

Author: hansthen

folium/features.py

@@ -344,7 +344,7 @@ def render(self, **kwargs):
             name=self.get_name(),
         )
 
-        embed_mapping: dict[Optional[int], Callable] = {
+        embed_mapping = {
             1: self._embed_vegalite_v1,
             2: self._embed_vegalite_v2,
             3: self._embed_vegalite_v3,

folium/utilities.py

@@ -398,7 +398,7 @@ def get_obj_in_upper_tree(element: Element, cls: type) -> Element:
         raise ValueError(f"The top of the tree was reached without finding a {cls}")
     if not isinstance(parent, cls):
         return get_obj_in_upper_tree(parent, cls)
-    return parent
+    return parent  # type: ignore
 
 
 def parse_options(**kwargs: TypeJsonValue) -> dict[str, TypeJsonValueNoNone]: