chore(deps): update sigstore/cosign-installer action to v3.9.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
sigstore/cosign-installer	action	minor	v3.8.2 -> v3.9.0

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Release Notes

sigstore/cosign-installer (sigstore/cosign-installer)

v3.9.0

Compare Source

What's Changed

• Bump actions/setup-go from 5.4.0 to 5.5.0 by @​dependabot in https://github.com/sigstore/cosign-installer/pull/189
• bump cosign install to use release v2.5.0 as default by @​cpanato in https://github.com/sigstore/cosign-installer/pull/191

Full Changelog: sigstore/cosign-installer@v3...v3.9.0

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 0.00%. Comparing base (5336409) to head (3760c20).
Report is 1 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main    #765   +/-   ##
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  Coverage   0.00%   0.00%           
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  Files          1       1           
  Lines        287     287           
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  Misses       287     287           

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