[auto-bump][chart] traefik-1.90.0

[d2iq-dispatch]

The init container doesn't need this obscurity anymore.

What type of PR is this?

bug

What this PR does/ why we need it:

The certificate init process used to do something weird, reading the temporary and writing the actual (or something like that). kubeaddons-extrasteps was fixed to work on the final certificate so this indirection is no longer needed.

Which issue(s) this PR fixes:

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

Checklist

• If a chart is changed, the chart version is correctly incremented.
• The commit message explains the changes and why are needed.
• The code builds and passes lint/style checks locally.
• The relevant subset of integration tests pass locally.
• The core changes are covered by tests.
• The documentation is updated where needed.

[d2iq-mergebot]

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