Merge pull request #12480 from ssahani/proxy-arp

network: bridge add support to configure proxy ARP/WIFI

diff --cc man/systemd.network.xml
Simple merge

diff --cc src/network/networkd-dhcp4.c
Simple merge

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

diff --cc src/network/networkd-network-gperf.gperf
Simple merge

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

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

diff --cc test/fuzz/fuzz-network-parser/directives.network
Simple merge