feat(sysadvisor): emit bound type code for knob status

[zzzzhhb]

What type of PR is this?

Enhancements

What this PR does / why we need it:

emit bound type code for knob status

Which issue(s) this PR fixes:

Special notes for your reviewer:

[codecov]

Codecov Report

Attention: 5 lines in your changes are missing coverage. Please review.

Comparison is base (1d2526f) 53.43% compared to head (70be0d5) 53.35%.

Files	Patch %	Lines
...visor/plugin/metric-emitter/syncer/node/advisor.go	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #391      +/-   ##
==========================================
- Coverage   53.43%   53.35%   -0.09%     
==========================================
  Files         439      439              
  Lines       48419    48419              
==========================================
- Hits        25874    25835      -39     
- Misses      19608    19659      +51     
+ Partials     2937     2925      -12     

Flag	Coverage Δ
unittest	53.35% <0.00%> (-0.09%)	⬇️

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