chore: release keptn 2.2.1

[keptn-bot]

🤖 I have created a release beep boop

2.2.1 (2024-09-16)

Dependency Updates

• update all golang.org/x packages (#3729) (d0a22de)
• update dependency cert-manager/cert-manager to v1.15.3 (#3689) (c97ff34)
• update dependency kubernetes-sigs/controller-tools to v0.16.2 (#3700) (a0ff0ed)
• update dependency mkdocs to v1.6.1 (#3723) (fce5d4d)
• update dependency mkdocs-git-revision-date-localized-plugin to v1.2.9 (#3731) (bd9a08c)
• update docker/build-push-action action to v6.7.0 (#3701) (9a3b312)
• update github/codeql-action action to v3.26.6 (#3671) (5175942)
• update squidfunk/mkdocs-material to v9.5.34 (patch) (#3726) (fd63432)

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This PR was generated with Release Please. See documentation.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 74.71%. Comparing base (d0a22de) to head (5ac84be).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3720      +/-   ##
==========================================
- Coverage   74.74%   74.71%   -0.03%     
==========================================
  Files         225      225              
  Lines       10160    10160              
==========================================
- Hits         7594     7591       -3     
- Misses       2197     2199       +2     
- Partials      369      370       +1     

see 1 file with indirect coverage changes

Flag	Coverage Δ
certificate-operator	47.20% <ø> (ø)
component-tests	58.53% <ø> (-0.25%)	⬇️
lifecycle-operator	76.24% <ø> (ø)
metrics-operator	76.30% <ø> (ø)
scheduler	34.59% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud