[plugin planpreview] update actions-plan-preview for pipedv1

[t-kikuc]

What this PR does:

Enabled the action to render pipedv1 planpreview results, in addition to pipedv0.

Why we need it:

to show the pipedv1 planpreview result in GitHub

Which issue(s) this PR fixes:

Fixes #5985 (this is the final)

Does this PR introduce a user-facing change?:

• How are users affected by this change:
• Is this breaking change:
• How to migrate (if breaking change):

[codecov]

Codecov Report

❌ Patch coverage is 15.38462% with 66 lines in your changes missing coverage. Please review.
✅ Project coverage is 28.80%. Comparing base (802e10c) to head (6932c00).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
tool/actions-plan-preview/planpreview.go	15.38%	66 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6149      +/-   ##
==========================================
- Coverage   28.80%   28.80%   -0.01%     
==========================================
  Files         559      559              
  Lines       59521    59568      +47     
==========================================
+ Hits        17147    17160      +13     
- Misses      41060    41094      +34     
  Partials     1314     1314              

Flag	Coverage Δ
.	23.28% <ø> (ø)
.-pkg-app-pipedv1-plugin-analysis	32.64% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes	60.24% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes_multicluster	67.48% <ø> (ø)
.-pkg-app-pipedv1-plugin-scriptrun	54.83% <ø> (ø)
.-pkg-app-pipedv1-plugin-terraform	39.49% <ø> (ø)
.-pkg-app-pipedv1-plugin-wait	35.51% <ø> (ø)
.-pkg-app-pipedv1-plugin-waitapproval	55.73% <ø> (ø)
.-pkg-plugin-sdk	50.37% <ø> (ø)
.-tool-actions-gh-release	19.23% <ø> (ø)
.-tool-actions-plan-preview	25.51% <15.38%> (+0.20%)	⬆️
.-tool-codegen-protoc-gen-auth	0.00% <ø> (ø)

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[khanhtc1202]

LGTM 👌

[Warashi]

👍🏻

[t-kikuc]

@khanhtc1202 @Warashi
Sorry, please approve again.
I fixed the conflict in go.mod in 6932c00 caused by #6187.

[khanhtc1202]

thanks 🫡