Add tests for removeFromGroup

[paurakhsharma]

Description

This PR adds more tests for cliProvisioning removeFromGroup using occ commands.

Related issue: #33052

How Has This Been Tested?

Locally

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Acceptance test

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[phil-davis]

Also add a scenarios for:

• when the user and group exist, but the user is not in the group, and we try to remove them from the group.
• when the group exists but the user does not exist

[codecov]

Codecov Report

Merging #33147 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master   #33147   +/-   ##
=========================================
  Coverage     64.12%   64.12%           
  Complexity    18720    18720           
=========================================
  Files          1184     1184           
  Lines         70437    70437           
  Branches       1270     1270           
=========================================
  Hits          45171    45171           
  Misses        24896    24896           
  Partials        370      370

Flag	Coverage Δ	Complexity Δ
#javascript	52.89% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	65.4% <ø> (ø)	18720 <ø> (ø)	⬇️

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[phil-davis]

who does not exist

[paurakhsharma]

Backport on: #33152