openSUSE Security Update : virtualbox (openSUSE-2021-630)

This update for virtualbox fixes the following issues : - Version bump to 6.1.20 released April 20 2021 by Oracle Fixes boo1183329 'virtualbox 6.1.18 crashes when it runs nested VM' Fixes boo1183125 'Leap 15.3 installation in Virtualbox without VBox integration' Fixes CVE-2021-2264 and boo1184542...