UI backend unit test fix

[Aravind-psiog]

• I have added the tests to cover my changes.
• I have updated the documentation and CHANGELOG accordingly.
• I have read the CONTRIBUTING document.

[codecov]

Codecov Report

Merging #1735 (697ae93) into develop (67782fb) will increase coverage by 1.75%.
Report is 1 commits behind head on develop.
The diff coverage is n/a.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1735      +/-   ##
===========================================
+ Coverage    88.71%   90.47%   +1.75%     
===========================================
  Files          191      115      -76     
  Lines         8031     6233    -1798     
  Branches       151        0     -151     
===========================================
- Hits          7125     5639    -1486     
+ Misses         801      594     -207     
+ Partials       105        0     -105     

Flag	Coverage Δ		*Carryforward flag
Dispatcher	87.47% <ø> (-0.42%)	⬇️	Carriedforward from 4f2a5ec
Functional_Tests	?
SDK	91.49% <ø> (ø)		Carriedforward from 4f2a5ec
UI_Backend	92.38% <ø> (ø)
UI_Frontend	?

*This pull request uses carry forward flags. Click here to find out more.