Fix docs description for CapsuleMesh::mid_height
Fix docs description for CapsuleMesh::mid_height

(cherry picked from commit dd3cc9b8171a2306136e24f09b3a10eca438c3df)

ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot