feat(bedrock): add Stable Image Ultra, Stable Diffusion 3 Large, and …

…Stable Image Core model identifiers (#31327)

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
- [x] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

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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*

packages/aws-cdk-lib/aws-bedrock/lib/foundation-model.ts

@@ -239,6 +239,15 @@ export class FoundationModelIdentifier {
   /** Base model "stability.stable-diffusion-xl-v1:0". */
   public static readonly STABILITY_STABLE_DIFFUSION_XL_V1_0 = new FoundationModelIdentifier('stability.stable-diffusion-xl-v1:0');
 
+  /** Base model "stability.sd3-large-v1:0". */
+  public static readonly STABILITY_SD3_LARGE_V1_0 = new FoundationModelIdentifier('stability.sd3-large-v1:0');
+
+  /** Base model "stability.stable-image-ultra-v1:0". */
+  public static readonly STABILITY_STABLE_IMAGE_ULTRA_V1_0 = new FoundationModelIdentifier('stability.stable-image-ultra-v1:0');
+
+  /** Base model "stability.stable-image-core-v1:0". */
+  public static readonly STABILITY_STABLE_IMAGE_CORE_V1_0 = new FoundationModelIdentifier('stability.stable-image-core-v1:0');
+
   /**
    * Constructor for foundation model identifier
    * @param modelId the model identifier