Fix deploy to k8s: set container name in new deployment, don't attempt to create service if exist

[dsavchenko]

No description provided.

[codecov-commenter]

Codecov Report

Attention: 41 lines in your changes are missing coverage. Please review.

Comparison is base (2d5d9c1) 21.70% compared to head (6d87c55) 21.49%.
Report is 6 commits behind head on master.

Files	Patch %	Lines
tests/test_nbadapter.py	11.76%	15 Missing ⚠️
nb2workflow/nbadapter.py	0.00%	11 Missing ⚠️
tests/conftest.py	22.22%	7 Missing ⚠️
nb2workflow/deploy.py	0.00%	5 Missing ⚠️
nb2workflow/service.py	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #140      +/-   ##
==========================================
- Coverage   21.70%   21.49%   -0.21%     
==========================================
  Files          32       32              
  Lines        2746     2782      +36     
==========================================
+ Hits          596      598       +2     
- Misses       2150     2184      +34     

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[dsavchenko]

Also, adapted to current oda_api (send callback function)

[volodymyrss]

could you please change the PR name into something descriptive?