fix(kubernetes-dashboard): Make deployable on gke

[gracedo]

What problem does this PR solve?:
awsgke e2e tests are failing on kubernetes-dashboard failing to come up ready. Trying to see how to fix it.
Also, found a few indentation errors in values.yaml

Which issue(s) does this PR fix?:

https://jira.nutanix.com/browse/NCN-101453

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

Checklist

• If the PR adds a version bump, ensure there is no breaking change in Licensing model (or NA).
• If a chart is changed or app configuration is significantly changed, the chart version is correctly incremented (so that apps are not automatically upgraded from a previous version of DKP).

[coveralls]

Pull Request Test Coverage Report for Build 9947153531

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 51.515%

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Totals
Change from base Build 9944214020:	0.0%
Covered Lines:	136
Relevant Lines:	264

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💛 - Coveralls

[gracedo]

https://github.com/mesosphere/kommander-e2e/actions/runs/9934481399/job/27479599613#logs I tagged my branch as v2.12.0-dev and reran the e2e nightly test suite, and this got the awsgke test passing

I made the config change that was suggested in kubernetes/dashboard#8765 (comment)