Revise plugin API

[khanhtc1202]

What this PR does / why we need it:

The API interface for pipedv1 plugin changed as follow

pkg/plugin/api/v1alpha1
├── client.go
├── deployment // API for deployment related actions
│   ├── api.pb.go
│   ├── api.pb.validate.go
│   ├── api.proto
│   └── api_grpc.pb.go
├── driftdetection  // API for drift detection related actions
└── livestate  // API for livestate related actions

Which issue(s) this PR fixes:

Fixes #

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

Attention: Patch coverage is 0% with 17 lines in your changes missing coverage. Please review.

Project coverage is 22.80%. Comparing base (60c4a53) to head (8641907).

Files	Patch %	Lines
...kg/app/pipedv1/plugin/kubernetes/planner/server.go	0.00%	12 Missing ⚠️
pkg/plugin/api/v1alpha1/client.go	0.00%	3 Missing ⚠️
pkg/app/pipedv1/controller/pluginregistry.go	0.00%	1 Missing ⚠️
pkg/app/pipedv1/plugin/inputs.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5068      +/-   ##
==========================================
+ Coverage   22.73%   22.80%   +0.07%     
==========================================
  Files         410      410              
  Lines       43514    43382     -132     
==========================================
+ Hits         9892     9895       +3     
+ Misses      32844    32709     -135     
  Partials      778      778              

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[t-kikuc]

only v1 files are affected.

[ffjlabo]

🚀