WIP: Switch to clang 20

[saschagrunert]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

Switch to the most recent clang version and fix CI.

Which issue(s) this PR fixes:

None

Does this PR have test?

None

Special notes for your reviewer:

Does this PR introduce a user-facing change?

None

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: saschagrunert

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• OWNERS [saschagrunert]

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 26.40%. Comparing base (11d77f4) to head (42a102a).
⚠️ Report is 957 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #2963       +/-   ##
===========================================
- Coverage   45.50%   26.40%   -19.10%     
===========================================
  Files          79      126       +47     
  Lines        7782    21032    +13250     
===========================================
+ Hits         3541     5553     +2012     
- Misses       4099    15197    +11098     
- Partials      142      282      +140     

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[saschagrunert]

/retest

[k8s-ci-robot]

@saschagrunert: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pull-security-profiles-operator-build	42a102a	link	true	/test pull-security-profiles-operator-build

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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