feat(rds): add name property to option group

[tnb-git]

Issue

Closes #35720 .

Reason for this change

This change fixes an issue in the RDS OptionGroup L2 construct where some parameter settings were not correctly reflected in CloudFormation.

Description of changes

• Added support for additional parameters in the OptionGroup L2 construct.
• Updated the integration test (integ.option-group.ts)
• No impact on existing default settings.

Describe any new or updated permissions being added

No extra permissions needed

Description of how you validated changes

Added a unit test

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license

[aws-cdk-automation]

(This review is outdated)

[github-actions]

	Tests	Passed ✅	Skipped	Failed
Security Guardian Results	52 ran	52 passed	0 skipped	0 failed

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[github-actions]

	Tests	Passed ✅	Skipped	Failed
Security Guardian Results with resolved templates	52 ran	52 passed	0 skipped	0 failed

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✅ Updated pull request passes all PRLinter validations. Dismissing previous PRLinter review.