fix: Remove org unit in user scope from flaky test [DHIS2-16130]

[muilpp]

Removes the org unit passed in the test which is part of the user scope, to make test consistently pass with the expected result.
Ticket: https://dhis2.atlassian.net/browse/DHIS2-16130

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

Merging #15619 (67753e4) into master (b6648ef) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master   #15619      +/-   ##
============================================
- Coverage     66.24%   66.24%   -0.01%     
+ Complexity    31262    31261       -1     
============================================
  Files          3485     3485              
  Lines        129788   129788              
  Branches      15145    15145              
============================================
- Hits          85973    85972       -1     
  Misses        36731    36731              
- Partials       7084     7085       +1     

Flag	Coverage Δ
integration	49.80% <ø> (-0.01%)	⬇️
integration-h2	32.42% <ø> (ø)
unit	30.34% <ø> (ø)

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see 1 file with indirect coverage changes

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