Security update for kauth

This update for kauth fixes the following issues:

Security issue fixed:

- CVE-2019-7443: Fixed an insecure handling of arguments in helpers by removing
the support of passing gui variants (bsc#1124863).

This update was imported from the openSUSE:Leap:15.0:Update update project.

Fixed bugs
bnc#1124863
VUL-0: CVE-2019-7443: kauth: Insecure handling of arguments in helpers
Selected Binaries
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