fix: use correct control-plane label for metrics-operator

[nlamirault]

Fix #1106

[netlify]

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[codecov]

Codecov Report

Merging #1147 (75291a0) into main (3859059) will increase coverage by 2.39%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1147      +/-   ##
==========================================
+ Coverage   56.68%   59.07%   +2.39%     
==========================================
  Files          92      128      +36     
  Lines        8500    10041    +1541     
==========================================
+ Hits         4818     5932    +1114     
- Misses       3548     3893     +345     
- Partials      134      216      +82     

see 47 files with indirect coverage changes

Flag	Coverage Δ
certificate-operator	64.15% <ø> (?)
component-tests	59.97% <ø> (-1.88%)	⬇️
lifecycle-operator	78.48% <ø> (?)
metrics-operator	77.57% <ø> (?)
scheduler	21.17% <ø> (ø)

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[thschue]

lgtm