Merge pull request #30716 from yuwata/network-cancel-request

network: also remove configuration on cancelling request

diff --cc src/network/networkd-link.c
Simple merge

diff --cc src/network/networkd-nexthop.c
Simple merge

diff --cc src/network/networkd-nexthop.h
Simple merge

diff --cc test/test-network/systemd-networkd-tests.py
Simple merge