There is an updated pull request by dataCobra against master on the void-packages repository

https://github.com/dataCobra/void-packages nv-codec-headers
https://github.com/void-linux/void-packages/pull/44781

nv-codec-header: update to 12.0.16.0.
#### Testing the changes
- I tested the changes in this PR: **YES**

I've build ffmpeg successfully with this version and also tested streaming with the codec via obs studio with my Nvidia Geforce RTX 2080 Super.

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-glibc)
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - x86_64-musl
  - aarch64-musl (crossbuild)
  - armv7l (crossbuild)
  - armv6l-musl (crossbuild)

The following packages use nv-codec-headers and I've upped the revision:
 * ffmpeg
 * gnome-remote-desktop
 * handbrake
 * nvidia-vaapi-driver

A patch file from https://github.com/void-linux/void-packages/pull/44781.patch is attached