docs(aws-eks): clarify that nested helm chart values need to be provided as a nested dictionary

[jameskelleher]

---

closes https://github.com/aws/aws-cdk/discussions/22013

Motivation: I spent a fair amount of time trying to figure out why values were not being passed when formatted using dot notation, i.e. { "webhook.port": 9443 }

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• [x ] Have you followed the guidelines in our Contributing guide?

Adding new Unconventional Dependencies:

• [ ] This PR adds new unconventional dependencies following the process described here

New Features

• [ ] Have you added the new feature to an integration test?
  • [ ] Did you use yarn integ to deploy the infrastructure and generate the snapshot (i.e. yarn integ without --dry-run)?

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[gitpod-io[bot]]

[pahud]

LGTM! Thanks for the callout in the doc.

[jameskelleher]

Thanks @pahud ! Would you be able to approve the PR as well?

[jameskelleher]

Hmmm why is CodeBuild failing? It doesn't look like I'm able to retry it

[Naumel]

Output:

@aws-cdk/aws-eks: /codebuild/output/src718486964/src/github.com/aws/aws-cdk/packages/@aws-cdk/aws-eks/lib/helm-chart.ts
@aws-cdk/aws-eks:   54:53  error  Trailing spaces not allowed  no-trailing-spaces
@aws-cdk/aws-eks:   55:15  error  Trailing spaces not allowed  no-trailing-spaces
@aws-cdk/aws-eks:   57:30  error  Trailing spaces not allowed  no-trailing-spaces
@aws-cdk/aws-eks: ✖ 3 problems (3 errors, 0 warnings)
@aws-cdk/aws-eks:   3 errors and 0 warnings potentially fixable with the `--fix` option.

[jameskelleher]

@Naumel How embarrassing! I'll get that fixed up now. Thanks for highlighting that for me.

[aws-cdk-automation]

AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 773f3b8fac61f9827c8584fe8875a2787783794d
• Result: SUCCEEDED
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[mergify[bot]]

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