dialects: (linalg) Add Quantized Matmul

[JonasCrols]

@jorendumoulin

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.84%. Comparing base (350367b) to head (2e84874).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2999      +/-   ##
==========================================
+ Coverage   89.83%   89.84%   +0.01%     
==========================================
  Files         411      411              
  Lines       51569    51641      +72     
  Branches     8015     8027      +12     
==========================================
+ Hits        46326    46397      +71     
+ Misses       3963     3962       -1     
- Partials     1280     1282       +2     

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[jorendumoulin]

Looks good!