Remove service informer

[dthomson25]

No description provided.

[dthomson25]

Address issues #18 by removing the Service informer and #17 by removing a call to the API server instead of the informer

[codecov-io]

Codecov Report

Merging #45 into master will increase coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master      #45      +/-   ##
==========================================
+ Coverage   75.62%   75.64%   +0.01%     
==========================================
  Files          13       13              
  Lines        1358     1322      -36     
==========================================
- Hits         1027     1000      -27     
+ Misses        248      242       -6     
+ Partials       83       80       -3

Impacted Files	Coverage Δ
controller/controller.go	46.29% <ø> (-2.23%)	⬇️
controller/service.go	84.21% <ø> (+3.56%)	⬆️

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