Merge pull request #6924 from andir/vrf-dhcpv4

networkd: use VRFs routing table for DHCP routes

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

diff --cc src/network/networkd-dhcp4.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