chore: bump gstreamer dependencies

Add gstreamer-related crates used in the vhost-device-sound
module

This affects only the vhost-device-sound module, and updates the
following dependencies:

- dependency-name: gstreamer
  dependency-version: 0.22
- dependency-name: gstreamer-app
  dependency-version: 0.22
- dependency-name: gstreamer-audio
  dependency-version: 0.22

Signed-off-by: nicholasdezai <[email protected]>

Author: nicholasdezai