chore: cleanup unused/obsolete code

[chandumlg]

Description

code clean up

Security

• The code changed/added as part of this pull request won't create any security issues with how the software is being used.

[codecov]

Codecov Report

Base: 44.05% // Head: 44.05% // Decreases project coverage by -0.00% ⚠️

Coverage data is based on head (2052f3f) compared to base (dceaf29).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2612      +/-   ##
==========================================
- Coverage   44.05%   44.05%   -0.01%     
==========================================
  Files         188      187       -1     
  Lines       39269    39255      -14     
==========================================
- Hits        17301    17292       -9     
+ Misses      20861    20857       -4     
+ Partials     1107     1106       -1     

Impacted Files	Coverage Δ
jobsdb/unionQuery.go	84.37% <ø> (+0.26%)	⬆️
enterprise/reporting/setup.go	38.09% <0.00%> (-14.29%)	⬇️
utils/httputil/server.go	80.76% <0.00%> (-11.54%)	⬇️
enterprise/reporting/reporting.go	8.33% <0.00%> (-1.44%)	⬇️
services/rsources/handler.go	70.55% <0.00%> (+0.83%)	⬆️

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