Implement with initializer to sdk

[ffjlabo]

What this PR does:

Add WithInitializer to SDK.

Why we need it:

Which issue(s) this PR fixes:

Part of #5530

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):

[khanhtc1202]

👌

[Warashi]

Thank you

[codecov]

Codecov Report

❌ Patch coverage is 0% with 21 lines in your changes missing coverage. Please review.
✅ Project coverage is 28.67%. Comparing base (45a82f7) to head (884a534).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/plugin/sdk/plugin.go	0.00%	21 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6158      +/-   ##
==========================================
- Coverage   28.68%   28.67%   -0.02%     
==========================================
  Files         534      534              
  Lines       57328    57349      +21     
==========================================
  Hits        16442    16442              
- Misses      39608    39629      +21     
  Partials     1278     1278              

Flag	Coverage Δ
.	23.28% <ø> (ø)
.-pkg-app-pipedv1-plugin-analysis	62.85% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes	62.30% <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	38.31% <ø> (ø)
.-pkg-app-pipedv1-plugin-wait	35.51% <ø> (ø)
.-pkg-app-pipedv1-plugin-waitapproval	68.62% <ø> (ø)
.-pkg-plugin-sdk	50.45% <0.00%> (-0.54%)	⬇️
.-tool-actions-gh-release	19.23% <ø> (ø)
.-tool-actions-plan-preview	25.30% <ø> (ø)
.-tool-codegen-protoc-gen-auth	0.00% <ø> (ø)

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