udevadm: introduce --revert option to call io.systemd.service.Revert

shell-completion/bash/udevadm

@@ -93,7 +93,7 @@ _udevadm() {
                        -g --tag-match -y --sysname-match --name-match -b --parent-match
                        --prioritized-subsystem'
         [SETTLE]='-t --timeout -E --exit-if-exists'
-        [CONTROL_STANDALONE]='-e --exit -s --stop-exec-queue -S --start-exec-queue -R --reload --ping
+        [CONTROL_STANDALONE]='-e --exit -s --stop-exec-queue -S --start-exec-queue -R --reload --ping --revert
                               --load-credentials'
         [CONTROL_ARG]='-l --log-priority -p --property -m --children-max -t --timeout --trace'
         [MONITOR_STANDALONE]='-k --kernel -u --udev -p --property'

shell-completion/zsh/_udevadm

@@ -67,6 +67,7 @@ _udevadm_control(){
         '(-p --property)'{-p,--property=}'[Set a global property for all events.]:KEY=VALUE' \
         '(-m --children-max=)'{-m,--children-max=}'[Set the maximum number of events.]:N' \
         '--trace=[Enable/disable trace logging.]:BOOL' \
+        '--revert[Revert previously set configurations.]' \
         '(-t --timeout=)'{-t,--timeout=}'[The maximum number of seconds to wait for a reply from systemd-udevd.]:SECONDS'
 }