Docs: add data types of missing bpy.types.Object properties

Pull Request: https://projects.blender.org/blender/blender/pulls/108852

scripts/modules/bpy_types.py

@@ -178,6 +178,8 @@ class Object(bpy_types.ID):
     def children(self):
         """All the children of this object.
 
+        :type: tuple of `Object`
+
         .. note:: Takes ``O(len(bpy.data.objects))`` time."""
         import bpy
         return tuple(child for child in bpy.data.objects
@@ -187,6 +189,8 @@ class Object(bpy_types.ID):
     def children_recursive(self):
         """A list of all children from this object.
 
+        :type: tuple of `Object`
+
         .. note:: Takes ``O(len(bpy.data.objects))`` time."""
         import bpy
         parent_child_map = {}
@@ -209,6 +213,8 @@ class Object(bpy_types.ID):
         """
         The collections this object is in.
 
+        :type: tuple of `Collection`
+
         .. note:: Takes ``O(len(bpy.data.collections) + len(bpy.data.scenes))`` time."""
         import bpy
         return (
@@ -225,6 +231,8 @@ class Object(bpy_types.ID):
     def users_scene(self):
         """The scenes this object is in.
 
+        :type: tuple of `Scene`
+
         .. note:: Takes ``O(len(bpy.data.scenes) * len(bpy.data.objects))`` time."""
         import bpy
         return tuple(scene for scene in bpy.data.scenes