Merge pull request #10988 from ssahani/IFLA_BRPORT_MCAST_TO_UCAST

networkd: bridge add support to configure multicast_to_unicast

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

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

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

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

diff --cc test/fuzz/fuzz-unit-file/directives.service
Simple merge

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