[release/3.3][BACKPORT] Automated chart bump jaeger-operator-2.18.4

[d2iq-mergebot]

This is a backport of the following PR:

#835

What type of PR is this?
Chore

What this PR does/ why we need it:
Bump jaeger.

Which issue(s) this PR fixes:

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

bump jaeger-operator-2.18.4

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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@mesosphere-mergebot backport