[VirtualBox/f30] (4 commits) ...Update VBox to 6.1.6

Summary of changes: 1f06b3c... Fix rfbz#5581 USB devices are not available (*) d3d23a1... Delete unused VBoxOGLRun.sh, OGL was removed in version 6.1 (*) b3fda30... rfbz #5598 2 patches: Fix VBox crash when started under Way (*) 133b869... Update VBox to 6.1.6 (*) (*) This commit already existed in another branch; no separate mail sent