Merge pull request #10920 from yuwata/hashmap-destructor

hashmap: make hashmap_free() call destructors of key or value

diff --cc src/core/socket.c
Simple merge

diff --cc src/journal/catalog.c
Simple merge

diff --cc src/machine/machine.c
Simple merge

diff --cc src/machine/machined-dbus.c
Simple merge

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

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

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

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

diff --cc src/network/networkd-routing-policy-rule.c
Simple merge

diff --cc src/portable/portable.c
Simple merge

diff --cc src/shared/machine-image.c
Simple merge

diff --cc src/sysusers/sysusers.c
Simple merge