Add terminationGracePeriodSeconds to deployment

[maksym-iv]

Proposed changes

Since terminationGracePeriodSeconds option is defined in the values.yaml and used in the daemonset resource, it makes sense to add it to the deployment resource to make this attribute customizable

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork

[codecov-commenter]

Codecov Report

Merging #2637 (e8f32af) into main (50a36e7) will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #2637      +/-   ##
==========================================
- Coverage   53.44%   53.41%   -0.03%     
==========================================
  Files          52       52              
  Lines       14702    14702              
==========================================
- Hits         7857     7853       -4     
- Misses       6585     6587       +2     
- Partials      260      262       +2     

Impacted Files	Coverage Δ
internal/k8s/configuration.go	95.47% <0.00%> (-0.39%)	⬇️

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[lucacome]

Thanks for your contribution @maksym-iv!