Cleanup: fix typos

add_mesh_extra_objects/add_mesh_rocks/rockgen.py

add_mesh_extra_objects/add_mesh_rocks/utils.py

add_mesh_extra_objects/add_mesh_supertoroid.py

ant_landscape/ant_functions.py

io_anim_bvh/import_bvh.py

io_coat3D/tex.py

io_coat3D/texVR.py

io_curve_svg/import_svg.py

...f2/blender/exp/gltf2_blender_gather_animation_channels.py

io_scene_x3d/export_x3d.py

magic_uv/op/texture_projection.py

magic_uv/op/texture_wrap.py

materials_utils/functions.py

materials_utils/operators.py

measureit/__init__.py

measureit/measureit_main.py

mesh_bsurfaces.py

mesh_inset/geom.py

mesh_looptools.py

mesh_snap_utilities_line/__init__.py