Kubelet Configuration for cp and wn Tinkerbell

[mitalipaygude]

Issue #, if available:

Description of changes:
This PR adds a new field KubeletConfiguration in the eksa spec for control plane and worker node configuration. This is an unstructured object that is of the kind value KubeletConfiguration. This PR adds the code for Tinkerbell provider.

Testing (if applicable):

• unit tests
• e2e tests

Documentation added/planned (if applicable):

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[codecov]

Codecov Report

Attention: Patch coverage is 89.74359% with 4 lines in your changes missing coverage. Please review.

Project coverage is 73.44%. Comparing base (5940b0e) to head (c608044).
Report is 10 commits behind head on main.

Files	Patch %	Lines
pkg/providers/tinkerbell/template.go	88.88%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8217      +/-   ##
==========================================
+ Coverage   73.37%   73.44%   +0.06%     
==========================================
  Files         578      578              
  Lines       35995    36081      +86     
==========================================
+ Hits        26413    26498      +85     
+ Misses       7907     7905       -2     
- Partials     1675     1678       +3     

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[mitalipaygude]

/test eks-anywhere-e2e-presubmit

[abhinavmpandey08]

/approve
/lgtm
/woof

[eks-distro-bot]

@abhinavmpandey08:

In response to this:

/approve
/lgtm
/woof

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[eks-distro-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: abhinavmpandey08

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