[Plugins] Replace configv1 unit types with SDK unit types

[Warashi]

What this PR does:

as title

Why we need it:

We don't want to import pkg/configv1 from plugins

Which issue(s) this PR fixes:

Follows #5959

Does this PR introduce a user-facing change?: No

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 28.15%. Comparing base (c0e822f) to head (c9339ee).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5969   +/-   ##
=======================================
  Coverage   28.15%   28.15%           
=======================================
  Files         518      518           
  Lines       55910    55910           
=======================================
  Hits        15744    15744           
  Misses      38914    38914           
  Partials     1252     1252           

Flag	Coverage Δ
.	23.22% <ø> (ø)
.-pkg-app-pipedv1-plugin-example	0.00% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes	66.42% <ø> (ø)
.-pkg-app-pipedv1-plugin-kubernetes_multicluster	67.51% <ø> (ø)
.-pkg-app-pipedv1-plugin-wait	35.51% <ø> (ø)
.-pkg-plugin-sdk	50.89% <ø> (ø)
.-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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[ffjlabo]

👍

[khanhtc1202]

👍