Show partial results when fetching of api resources fails

[corneliusweig]

Fixes #41

[codecov-io]

Codecov Report

Merging #44 into master will decrease coverage by 0.06%.
The diff coverage is 72.72%.

@@            Coverage Diff             @@
##           master      #44      +/-   ##
==========================================
- Coverage   41.88%   41.81%   -0.07%     
==========================================
  Files           9        9              
  Lines         382      385       +3     
==========================================
+ Hits          160      161       +1     
- Misses        200      202       +2     
  Partials       22       22

Impacted Files	Coverage Δ
internal/options/options.go	19.04% <ø> (ø)	⬆️
internal/client/client.go	22.79% <0%> (-0.35%)	⬇️
cmd/root.go	68.88% <100%> (+0.7%)	⬆️

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