refactor: remove unused code

[deepankarm]

Goal

• [x] Run Integration tests GHA manually & comment the link :point_right: https://github.com/jina-ai/jcloud/actions/runs/3458363248

@jina-ai/team-wolf

[codecov[bot]]

Codecov Report

Merging #90 (a416da4) into main (2d868aa) will increase coverage by 10.78%. The diff coverage is n/a.

@@             Coverage Diff             @@
##             main      #90       +/-   ##
===========================================
+ Coverage   10.91%   21.70%   +10.78%     
===========================================
  Files          13       13               
  Lines         751      751               
===========================================
+ Hits           82      163       +81     
+ Misses        669      588       -81     

Flag	Coverage Δ
jcloud	21.70% <ø> (+10.78%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
jcloud/constants.py	93.75% <ø> (ø)
jcloud/flow.py	30.04% <0.00%> (+9.35%)	:arrow_up:
jcloud/api.py	41.33% <0.00%> (+41.33%)	:arrow_up:

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