gpu-driver documentation

[CharlieL7]

• Add some documentation for the gpu-driver tool

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 92.02%. Comparing base (209951a) to head (212bae1). Report is 4 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #2780   +/-   ##
========================================
  Coverage    92.02%   92.02%           
========================================
  Files          509      509           
  Lines        21005    21005           
========================================
  Hits         19330    19330           
  Misses        1675     1675           

Flag	Coverage Δ
	92.02% <ø> (ø)

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