Implement Helm3 Datasource

[michael-burt]

This PR mirrors @gotwarlost https://github.com/splunk/qbec/pull/265

[codecov-commenter]

Codecov Report

Merging #299 (a1f8957) into main (678dad0) will decrease coverage by 0.57%. Report is 1 commits behind head on main. The diff coverage is 52.63%.

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@@            Coverage Diff             @@
##             main     #299      +/-   ##
==========================================
- Coverage   73.80%   73.24%   -0.57%     
==========================================
  Files          73       74       +1     
  Lines        7021     7210     +189     
==========================================
+ Hits         5182     5281      +99     
- Misses       1622     1701      +79     
- Partials      217      228      +11     

Files Changed	Coverage Δ
internal/remote/patch.go	0.00% <ø> (ø)
vm/internal/ds/factory/datasource.go	82.14% <0.00%> (-9.86%)	:arrow_down:
vm/internal/importers/data-source.go	100.00% <ø> (ø)
vm/internal/importers/glob.go	96.51% <ø> (ø)
vm/internal/ds/helm3/helm3.go	53.22% <53.22%> (ø)
vm/internal/ds/exec/exec.go	100.00% <100.00%> (ø)

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[michael-burt]

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[michael-burt]

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