gve: fix the wrong AdminQ buffer queue index check
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 v5.15.22 by commit 62ab929a8f6bc7717fc26361c967d92924f4e297, it was introduced in version v5.10 by commit 5cdad90de62c27c6af53edb1b4b91712622b892b. For more details please see the references link.