Amazon Multi-Agent Collaboration Bedrock Workshop - [Bug]

**Describe the bug**
LLMs referenced throughout are no longer available and breaks the notebook.

agent_foundation_model = [
'anthropic.claude-3-5-sonnet-20240620-v1:0',
'anthropic.claude-3-sonnet-20240229-v1:0',
'anthropic.claude-3-haiku-20240307-v1:0'
]

**To Reproduce**
Steps to reproduce the behavior (or some version of this):
agent_foundation_model = [
'anthropic.claude-3-5-sonnet-20240620-v1:0',
'anthropic.claude-3-sonnet-20240229-v1:0',
'anthropic.claude-3-haiku-20240307-v1:0'
]

**Expected behavior**
provide LLMs that are available

**Screenshots**
If applicable, add screenshots to help explain your problem.

**! Additional context !**
- Sagemaker Studio Kernel used
- Instance used
- commit link to the workshop if you're not using the latest

Locate the workshop notebook code containing agent_foundation_model and verify which listed Bedrock models are available in the Sagemaker Studio environment. Update the referenced model IDs to available LLMs, then run the notebook to confirm the multi-agent workflow completes without model availability errors.

Written by the indexing model from the issue text.