Merge remote-tracking branch 'b/main'

UPBGE: Disable code added to try debugging taa with gpu skinning

Merge remote-tracking branch 'b/main'

UPBGE: gpu skinning - use specialization* instead of push* constants

it brings a slight performances improvement

UPBGE: Fix missing quotation marks

UPBGE: Fix confusion between armature/child

UPBGE: Little fix

UPBGE: Little fix I forgot

UPBGE: Create update_submodules.yml

Automatic github action to update the linked remoted repositories (logic nodes addon, etc) to the last commit weekly

UPBGE: little fixes for github actions