openSUSE Security Update : salt (openSUSE-2021-347)

This update for salt fixes the following issues : - Fix regression on cmd.run when passing tuples as cmd bsc1182740 - Allow extrafilerefs as sanitized kwargs for SSH client - Fix errors with virt.update - Fix for multiple for security issues CVE-2020-28243 CVE-2020-28972 CVE-2020-35662...