chore: Moved utility unit tests to appropriate folder

[mrsaicharan1]

Part of #6223

Short description of what this resolves:

• Moves utility unit tests to the appropriate folder with appropriate changes in tests

Checklist

• I have read the Contribution & Best practices Guide and my PR follows them.
• My branch is up-to-date with the Upstream development branch.
• The unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

• All the functions created/modified in this PR contain relevant docstrings.

[codecov]

Codecov Report

Merging #6226 into development will decrease coverage by 0.02%.
The diff coverage is 100%.

@@               Coverage Diff               @@
##           development    #6226      +/-   ##
===============================================
- Coverage        65.88%   65.86%   -0.03%     
===============================================
  Files              288      287       -1     
  Lines            14573    14559      -14     
===============================================
- Hits              9602     9589      -13     
+ Misses            4971     4970       -1

Impacted Files	Coverage Δ
tests/all/unit/api/helpers/test_utilities.py	98.21% <100%> (+2.06%)	⬆️

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[mrsaicharan1]

@uds5501 @shreyanshdwivedi Please review this