hwdb: use systemd-hwdb instead of obsolete udevadm hwdb (#4722)

Fixes: #4721

src/core/macros.systemd.in

@@ -81,7 +81,7 @@ fi \
 %systemd_user_postun_with_restart() %{nil}
 
 %udev_hwdb_update() \
-udevadm hwdb --update >/dev/null 2>&1 || : \
+systemd-hwdb update >/dev/null 2>&1 || : \
 %{nil}
 
 %udev_rules_update() \

src/libsystemd/sd-hwdb/sd-hwdb.c

@@ -321,7 +321,7 @@ _public_ int sd_hwdb_new(sd_hwdb **ret) {
         }
 
         if (!hwdb->f) {
-                log_debug("hwdb.bin does not exist, please run udevadm hwdb --update");
+                log_debug("hwdb.bin does not exist, please run systemd-hwdb update");
                 return -ENOENT;
         }