drm/nouveau: fix another off-by-one in nvbios_addr
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 v5.10.137 by commit ca0742a8ed547de5c14100f3ffab8540159be899, it was introduced in version v4.8 by commit 4d4e9907ff572bb1d1c0f6913ad6e3d6d4525077. For more details please see the references link.