feat(bedrock): add Stable Image Ultra, Stable Diffusion 3 Large, and Stable Image Core model identifiers

[mazyu36]

Add new foundation model.

Ref:

• https://aws.amazon.com/about-aws/whats-new/2024/09/stability-ais-text-to-image-models-amazon-bedrock/
• https://docs.aws.amazon.com/bedrock/latest/userguide/model-ids.html

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

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AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 581515b
• Result: SUCCEEDED
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