polkit: change "revert settings" to "reset settings"

polkit: change "revert settings" to "reset settings"

"reset" is more understandable. The verb is "revert", but it might actually be
better to have a description which uses different words instead of duplicating
the name of the command.

https://github.com/systemd/systemd/commit/379158684abd981cc760342aad61b1c813b71eb2#commitcomment-34992552
(cherry picked from commit ea2552639b22004c89df26f2374e3d3f1d2acace)
(cherry picked from commit 0c5c3e34c128588b11129bb4d53686574eb7d076)

Gbp-Pq: Name polkit-change-revert-settings-to-reset-settings.patch