This update for virtualbox fixes the following issues:

Version bump to 6.1.26 (released July 28 2021 by Oracle)

This is a maintenance release. The following items were fixed and/or added:

- VMSVGA: fixed VM screen artifacts after restoring from saved state (bug #20067)
- Storage: Fixed audio endianness for certain CUE sheet CD/DVD images.
- VBoxHeadless: Running VM will save its state on host shutdown
- VBoxManage: Fix OS detection for Ubuntu 20.10 ISO with unattended install
- Linux Additions: Fixed mouse pointer offsetting issue for VMSVGA graphics adapter in multi-monitor VM setup (6.1.24 regression)