SUSE-SU-2020:0520-1 Security update for texlive-filesystem

This update for texlive-filesystem fixes the following issues: Security issues fixed: - Changed default user for ls-R files and font cache directories to user nobody bsc1159740 - Switched to rm instead of safe-rm or safe-rmdir to avoid race conditions bsc1158910 . - Made cron script more failsafe...