Add logic to put cluster labels and package labels on resources for custom cluster bootstrap scenario

[shivaani0505]

What this PR does / why we need it

1. Add logic to put cluster labels and package labels(tkg.tanzu.vmware.com/package-name) on resources for custom cluster bootstrap scenario

2. Simplify the logic of reconciliation of existing cluster bootstrap in HandleExistingClusterBootstrap and CloneReferencedObjectsFromCBPackages by making cloneSecretRef and cloneProviderRef functions idempotent

3. Add check for package name labels on config resources for Calico test and load balancer and ingress (AKO) test

Which issue(s) this PR fixes

Fixes #4568

Describe testing done for PR

1. All unit tests pass on local
2. Also fixes CAPA pipeline integration tests

Release note

Add logic to put cluster labels and package labels(tkg.tanzu.vmware.com/package-name) on resources for custom cluster bootstrap scenario

Additional information

Special notes for your reviewer

[github-actions]

CVE Scan results for this PR can be viewed from
https://github.com/vmware-tanzu/tanzu-framework/security/code-scanning?query=pr%3A4544

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[codecov]

Codecov Report

Merging #4544 (c8c35d7) into main (bb07e03) will decrease coverage by 0.87%.
The diff coverage is 65.62%.

❗ Current head c8c35d7 differs from pull request most recent head c45cc8c. Consider uploading reports for the commit c45cc8c to get more accurate results

@@            Coverage Diff             @@
##             main    #4544      +/-   ##
==========================================
- Coverage   49.77%   48.91%   -0.87%     
==========================================
  Files         453      483      +30     
  Lines       45424    47505    +2081     
==========================================
+ Hits        22612    23238     +626     
- Misses      20652    22059    +1407     
- Partials     2160     2208      +48     

Impacted Files	Coverage Δ
...til/clusterbootstrapclone/clusterbootstrapclone.go	67.58% <65.62%> (+1.45%)	⬆️

... and 35 files with indirect coverage changes

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[shivaani0505]

/test install-vc7

[shivaani0505]

/test install-vc7,upgrade-vc7

[alfredthenarwhal]

@shivaani0505: /test install-vc7
Commit: 21177ba

Tests failed! Build no: 4695

[github-actions]

Cluster Generation A/B Results:
https://storage.googleapis.com/tkg-clustergen/4544/20230410215116/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.

[maralavi]

nit: Wondering if we could break here (as more iterations of the loop won't change toBeCloned )?