polkit-rule-agl-app: add useradd class and USERADD_PARAM
The only diff left to e.g. polkit and systemd is the USERADD_PARAM.
Add it into the recipe by using inc file from polkit.
Bug-AGL: SPEC-4824
Change-Id: I18a8ddd6b772403de89aeac73e34c30d847d0d6d
Signed-off-by: Jan-Simon Moeller <jsmoeller@linuxfoundation.org>
Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/29027
Tested-by: Jenkins Job builder account
ci-image-build: Jenkins Job builder account
ci-image-boot-test: Jenkins Job builder account