01-tutorials - [Bug] identity_client.create_oauth2_credential_provider() throws an error

**In which component is this bug present?**

- [ ] 01-AgentCore-runtime
- [ ] 02-AgentCore-gateway
- [x] 03-AgentCore-identity
- [ ] 04-AgentCore-memory
- [ ] 05-AgentCore-tools
- [ ] 06-AgentCore-observability
- [ ] 07-AgentCore-E2E

If you are reporting multiple bugs, please create a separate issue for each. For documentation improvements, use the documentation improvement issue type.

**Bug Description**
A clear and concise description of the bug.
```The function call identity_client.create_oauth2_credential_provider() should have kwargs instead of a positional argument: https://github.com/awslabs/amazon-bedrock-agentcore-samples/blob/main/01-tutorials/03-AgentCore-identity/06-Outbound_Auth_Github/runtime_with_strands_and_egress_github_3lo.ipynb?short_path=9775084#L390-L401
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```

**Screenshots**
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