Recommended update for obs-service-tar_scm

This update for obs-service-tar_scm fixes the following issues:

- Fixes an issue when user 'obsservicerun' and group 'obsrun' do not exist. (bsc#1168573)
- Fixes 'python3' compatibilty. (bsc#1127353)
- Fixed an issue when unicode filenames breaks the program. (bsc#1127907)

This update was imported from the SUSE:SLE-15:Update update project.

Fixed bugs
bnc#1127353
release new obs-service-tar_scm version
bnc#1168573
obs-service-obs_scm-common - user obsservicerun and group obsrun don't exist
bnc#1127907
obs-service-tar_scm breaks with unicode in filenames
Selected Binaries
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