No functional changes
The following functions have been moved
`autokeyframe_cfra_can_key`
`autokeyframe_object`
`ED_autokeyframe_object`
`ED_autokeyframe_pchan`
`ED_autokeyframe_property`
they are all in a new file
keyframing_auto.cc
while the declarations are in
ANIM_keyframing.cc
The autokeyframe makros also have been moved
Pull Request: https://projects.blender.org/blender/blender/pulls/113607