feat: Implement Enterprise SCIM - Delete Groups or Users

[elminster-aom]

Related with #3813

From REST API endpoints for Enterprise SCIM docs, implements:

• Delete a SCIM group from an enterprise, DELETE /scim/v2/enterprises/{enterprise}/Groups/{scim_group_id}

• Delete a SCIM user from an enterprise, DELETE /scim/v2/enterprises/{enterprise}/Users/{scim_user_id}

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.39%. Comparing base (bd1caa0) to head (ad562be).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #3856   +/-   ##
=======================================
  Coverage   92.38%   92.39%           
=======================================
  Files         200      200           
  Lines       14360    14372   +12     
=======================================
+ Hits        13267    13279   +12     
  Misses        894      894           
  Partials      199      199           

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[gmlewis]

Thank you, @elminster-aom!
LGTM.
Awaiting second LGTM+Approval from any other contributor to this repo before merging.

cc: @stevehipwell - @alexandear - @zyfy29

[elminster-aom]

@gmlewis I pushed a last minute commit with enhanced documentation for existing methods