feat(video): added PPU control registers

[NoxHarmonium]

• Also fix some broken parsing tests

[codecov]

Codecov Report

Attention: Patch coverage is 61.68224% with 41 lines in your changes missing coverage. Please review.

Project coverage is 65.98%. Comparing base (6553e38) to head (6b0dfb1).

Files	Patch %	Lines
sirc-vm/device-video/src/types.rs	61.76%	39 Missing ⚠️
sirc-vm/device-video/src/lib.rs	33.33%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #269      +/-   ##
==========================================
- Coverage   66.10%   65.98%   -0.12%     
==========================================
  Files          63       64       +1     
  Lines        6018     6121     +103     
  Branches     5767     5870     +103     
==========================================
+ Hits         3978     4039      +61     
- Misses       1888     1930      +42     
  Partials      152      152              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.