test: removing old tests and fixing linting issues

[jjmachan]

Description

Motivation and Context

How Has This Been Tested?

Checklist:

• [ ] My code follows the bentoctl code style, both make format and make lint script have passed
• [ ] My change reduces project test coverage and requires unit tests to be added
• [ ] I have added unit tests covering my code change
• [ ] My change requires a change to the documentation
• [ ] I have updated the documentation accordingly

[codecov[bot]]

Codecov Report

Merging #117 (ba3b10b) into main (c117ff2) will decrease coverage by 24.64%. The diff coverage is 21.22%.

@@             Coverage Diff             @@
##             main     #117       +/-   ##
===========================================
- Coverage   64.31%   39.67%   -24.65%     
===========================================
  Files          15       15               
  Lines         765      852       +87     
===========================================
- Hits          492      338      -154     
- Misses        273      514      +241     

Flag	Coverage Δ
unit-tests	39.67% <21.22%> (-24.65%)	:arrow_down:

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Impacted Files	Coverage Δ
bentoctl/__init__.py	100.00% <ø> (ø)
bentoctl/cli/__init__.py	0.00% <0.00%> (-62.23%)	:arrow_down:
bentoctl/cli/interactive.py	0.00% <0.00%> (-17.86%)	:arrow_down:
bentoctl/cli/operator_management.py	0.00% <0.00%> (-43.86%)	:arrow_down:
bentoctl/cli/utils.py	0.00% <0.00%> (-90.63%)	:arrow_down:
bentoctl/docker_utils.py	0.00% <0.00%> (ø)
bentoctl/console.py	30.76% <18.18%> (-69.24%)	:arrow_down:
bentoctl/utils.py	36.84% <35.13%> (+3.50%)	:arrow_up:
bentoctl/deployment_config.py	62.87% <48.52%> (-17.52%)	:arrow_down:
bentoctl/exceptions.py	80.32% <50.00%> (-7.43%)	:arrow_down:
... and 8 more

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