[raaller]

Your checklist for this pull request

• I've documented or updated the documentation of every API function and struct this PR changes.
• I've added tests that prove my fix is effective or that my feature works (if possible)

Detailed description

Add the missing SSSE3 group to MMX and XMM forms of PABSB, PABSW, and PABSD

Test plan

Added two regression cases covering all 12 register and memory forms

Closing issues

Closes #2539

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (next@901a483). Learn more about missing BASE report.

Additional details and impacted files

@@           Coverage Diff           @@
##             next    #3137   +/-   ##
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  Coverage        ?   61.44%           
=======================================
  Files           ?      243           
  Lines           ?    56817           
  Branches        ?    10077           
=======================================
  Hits            ?    34913           
  Misses          ?    16708           
  Partials        ?     5196           

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