vtioctl: fix arrayindexnospec in vtsetactivate
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.230 by commit 170325aba4608bde3e7d21c9c19b7bc266ac0885. For more details please see the references link.