chore: fix helm chart sync workflow

[odubajDT]

Fixes https://github.com/keptn/lifecycle-toolkit/actions/runs/6744546050/job/18334704029

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[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.2% Duplication

[codecov]

Codecov Report

Merging #2407 (6b5cd5f) into main (55c7562) will decrease coverage by 0.04%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2407      +/-   ##
==========================================
- Coverage   85.53%   85.49%   -0.04%     
==========================================
  Files         161      161              
  Lines       10166    10166              
==========================================
- Hits         8695     8691       -4     
- Misses       1194     1197       +3     
- Partials      277      278       +1     

see 4 files with indirect coverage changes

Flag	Coverage Δ
certificate-operator	67.43% <ø> (ø)
component-tests	56.91% <ø> (-0.29%)	⬇️
lifecycle-operator	85.69% <ø> (ø)
metrics-operator	87.58% <ø> (ø)
scheduler	32.12% <ø> (ø)

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