test: service unit Testing

[shubham-cmyk]

Add test code covering service.go

[codecov]

Codecov Report

Attention: Patch coverage is 58.33333% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 35.20%. Comparing base (6318922) to head (802a27e).

Files	Patch %	Lines
k8sutils/services.go	66.66%	3 Missing ⚠️
k8sutils/redis-cluster.go	33.33%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #800      +/-   ##
==========================================
+ Coverage   34.32%   35.20%   +0.87%     
==========================================
  Files          19       19              
  Lines        3216     3213       -3     
==========================================
+ Hits         1104     1131      +27     
+ Misses       2045     2015      -30     
  Partials       67       67              

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