Update clusterclass node pool support for TKGS

[tenczar]

What this PR does / why we need it

This change updates the node pool operations to support the TKGs clusterclass. Specifically it adds support for the nodePoolTaints, nodePoolVolumes, vmClass, and storageClass variables found in the tkgs clusterclass.

Which issue(s) this PR fixes

Fixes #2949

Describe testing done for PR

Release note

package-based-lcm: updates node pool API to properly support all node pool customization values, e.g vmClass, storageClass

PR Checklist

• Squash the commits into one or a small number of logical commits
  
• Use good commit messages
• Ensure PR contains terms all contributors can understand and links all contributors can access

Additional information

Special notes for your reviewer

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220711174614/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[codecov]

Codecov Report

Merging #2900 (19bf6a8) into main (ad44231) will decrease coverage by 0.02%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main    #2900      +/-   ##
==========================================
- Coverage   43.96%   43.94%   -0.03%     
==========================================
  Files         416      416              
  Lines       41700    41788      +88     
==========================================
+ Hits        18332    18362      +30     
- Misses      21655    21708      +53     
- Partials     1713     1718       +5     

Impacted Files	Coverage Δ
cmd/cli/plugin/cluster/delete_node_pool.go	16.66% <0.00%> (-3.34%)	⬇️
cmd/cli/plugin/cluster/get_node_pools.go	10.52% <0.00%> (+6.13%)	⬆️
cmd/cli/plugin/cluster/set_node_pool.go	14.63% <0.00%> (-1.59%)	⬇️
pkg/v1/tkg/client/machine_deployment.go	61.86% <0.00%> (-5.81%)	⬇️
pkg/v1/tkg/client/machine_deployment_cc.go	71.16% <0.00%> (-15.89%)	⬇️
addons/controllers/clusterbootstrap_controller.go	63.28% <0.00%> (-0.62%)	⬇️
...ons/controllers/packageinstallstatus_controller.go	82.79% <0.00%> (+2.15%)	⬆️
pkg/v1/tkg/aws/client.go	20.33% <0.00%> (+6.23%)	⬆️

---

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[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220713202153/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220714200550/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220714211014/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220714215835/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220714223721/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220714233715/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/2900/20220715155135/clustergen.diff.txt
Author/reviewers:
Please review to verify that the effects on the generated cluster configurations are exactly what the PR intended, and give a thumbs-up if so.

[anujc25]

Looks good.

Please add #issue and release note as part of PR description before merging the PR.