chore: fix cluster chart version when auto register

[yipeng1030]

fix cluster chart version when auto register, use the version in Label.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 43.50%. Comparing base (e984a02) to head (fee9950).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/cmd/addon/addon.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #462   +/-   ##
=======================================
  Coverage   43.50%   43.50%           
=======================================
  Files         175      175           
  Lines       24885    24885           
=======================================
  Hits        10825    10825           
  Misses      12798    12798           
  Partials     1262     1262           

Flag	Coverage Δ
unittests	43.50% <0.00%> (ø)

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