Update sonic-utilities submodule pointer (#12807)

bugfix[2024] vnet route check exit code fix.
Show tech save file to skip non-file entries in cisco-8000 platform
[armhf][sonic-installer] [cherry-pick to branch 202012] Fix the issue of sonic-installer list after set-default and cleanup
[show][muxcable] Catch port Value error exception
[dualtor][202012] Send arp/ndp packets from vlan_mac if the device is dualtor
[show] vnet advertised-route command
[show][muxcable] add support for show mux firmware version all

Signed-off-by: Kevin(Shengkai) Wang <[email protected]>

Author: kevinskwang