advance dhcpmon to a3c5381 (#16376)

Why I did it
Advance dhcpmon to a3c5381 in 202305 branch.

a3c5381 - (HEAD, origin/master, origin/HEAD, master) Merge pull request src: Add libnl3 build.sh script #11 from jcaiMR/dev/jcai_fix_err_log (11 days ago) [StormLiangMS]
c5ef7e7 - Change common_libs dependencies from buster to bullseye (Updating docker-orchagent/syncd Dockerfile and start.sh #9)
824a144 - replace atoi with strtol (Rename hostname #6) (10 weeks ago) [Mai Bui]
32c0c3f - Fix libswsscommon package installation for non-amd64 (README.md leaves out docker-database #7) (10 weeks ago) [Saikrishna Arcot]
Work item tracking
Microsoft ADO (25048723):
How I did it
How to verify it
Run test_dhcp_relay.py, no failure

Author: jcaiMR