remove 'n' from the name flag

[Aijeyomah]

Notes for Reviewers

This PR fixes #

• Remove the name option with a single letter -n
• Update the asset location to point to the directory action-assets/helm-plugin-assets
• fix golangci checking some pakages from toochain by exclude external packages in golangci-lint

Signed commits

• Yes, I signed my commits.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 0.00%. Comparing base (9892d52) to head (e85764d).
Report is 16 commits behind head on master.

Files with missing lines	Patch %	Lines
cmd/kanvas-snapshot/cmd.go	0.00%	6 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #86    +/-   ##
=======================================
  Coverage        0   0.00%            
=======================================
  Files           0       4     +4     
  Lines           0     219   +219     
=======================================
- Misses          0     219   +219     

Flag	Coverage Δ
unittests	0.00% <0.00%> (?)

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[leecalcote]

LGTM

[leecalcote]

👍