[hostcfgd] Initialize `Restart=` in feature's systemd config by the value of `auto_restart` in `CONFIG_DB`#10915

Merged

yozhao101 merged 5 commits intosonic-net:masterfrom

yozhao101:initialize_restart_field_systemd

Jun 2, 2022

Commits on May 24, 2022

[hostcfgd] Initialize `Restart=` field in feature's systemd config if `hostcfgd` was
yozhao101
committed

Commits on May 28, 2022

[hostcfgd] Update unittests.
yozhao101
committed

Commits on May 30, 2022

[hostcfgd] Added syslog statements in `hostcfgd` and updated unittest.
yozhao101
committed

Commits on Jun 1, 2022