sw-patch is being completely removed.
This commit removes sw-patch services from unit files and all
leftover patch_api calls.
Depends-On: https://review.opendev.org/c/starlingx/update/+/971136
Partial-bug: 2133093
Test Plan:
PASS: AIO-SX install
PASS: AIO-DX install
PASS: software deploy on AIO-DX
PASS: Deploy storage lab with workers
PASS: Successful DC deployment
PASS: Successful remote subcloud deployment
PASS: No Errors on horizon dashboard
PASS: build stx-openstack
Change-Id: Ic68451d3bba35a74fa6d7faae16c6f3bdef11c8a
Signed-off-by: Matheus Guilhermino <mmachado@windriver.com>