Add cli test for adding, deleting and listing system and app configs

[dpakach]

Description

create acceptance tests for occ config commands (app set, system set, list...)

Related Issue

• Fixes create acceptance tests for occ config commands (app set, system set, list...) #33386
• Related to cli occ command acceptance tests #33051

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

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)
• Technical debt
• Tests

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

Open tasks:

• Backport (if applicable set "backport-request" label and remove when the backport was done)

[codecov]

Codecov Report

Merging #33392 into master will increase coverage by 16.18%.
The diff coverage is n/a.

@@              Coverage Diff              @@
##             master   #33392       +/-   ##
=============================================
+ Coverage     47.88%   64.06%   +16.18%     
- Complexity        0    18277    +18277     
=============================================
  Files           109     1190     +1081     
  Lines         10448    69051    +58603     
  Branches       1271     1271               
=============================================
+ Hits           5003    44238    +39235     
- Misses         5075    24443    +19368     
  Partials        370      370

Flag	Coverage Δ	Complexity Δ
#javascript	52.88% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	65.36% <ø> (+28.44%)	18277 <ø> (+18277)	⬆️

Impacted Files	Coverage Δ	Complexity Δ
apps/files_external/lib/config.php	16.39% <0%> (-22.5%)	13% <0%> (+13%)
apps/updatenotification/templates/admin.php	0% <0%> (ø)	0% <0%> (?)
lib/private/Encryption/Keys/Storage.php	88.03% <0%> (ø)	48% <0%> (?)
lib/private/App/CodeChecker/NodeVisitor.php	95.86% <0%> (ø)	54% <0%> (?)
lib/private/RedisFactory.php	0% <0%> (ø)	19% <0%> (?)
apps/dav/lib/Avatars/AvatarNode.php	72% <0%> (ø)	9% <0%> (?)
...s/dav/appinfo/Migrations/Version20170202213905.php	21.05% <0%> (ø)	12% <0%> (?)
apps/dav/lib/Upload/ChunkLocationProvider.php	100% <0%> (ø)	4% <0%> (?)
apps/files/lib/AppInfo/Application.php	39.02% <0%> (ø)	7% <0%> (?)
apps/systemtags/list.php	0% <0%> (ø)	0% <0%> (?)
... and 1073 more

---

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[dpakach]

@ownclouders rebase

[ownclouders]

Hey! I'm GitMate.io! This pull request is being rebased automatically. Please DO NOT push while rebase is in progress or your changes would be lost permanently ⚠️

[ownclouders]

Automated rebase with GitMate.io was successful! 🎉

[phil-davis]

Backport stable10 #33401

[phil-davis]

Weird PHP unit test fails related to thumbnails???
I will try to rebase again...

[phil-davis]

@ownclouders rebase

[ownclouders]

Hey! I'm GitMate.io! This pull request is being rebased automatically. Please DO NOT push while rebase is in progress or your changes would be lost permanently ⚠️

[ownclouders]

Automated rebase with GitMate.io was successful! 🎉