[release/4][BACKPORT] [auto-bump][chart] nvidia-0.4.3

[d2iq-mergebot]

This is a backport of the following PR:

#1328

What type of PR is this?

Chore

What this PR does/ why we need it:

Which issue(s) this PR fixes:

https://jira.d2iq.com/browse/D2IQ-79233

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

Updates Nvidia DCGM exporter to 2.2.9 to fix metrics (COPS-7132)

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  

[tillt]

Thanks for this @gracedo and @branden !