fix: the argument of invoke()

[licux]

Amazon Bedrock Agent Samples Pull Request

Describe your changes

Changes to ..., because ... 

Issue ticket number and link

issue#

All Submissions:

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Are you uploading a dataset?
• Have you added contributions to RELEASE NOTES?

New Example Submissions:

• Have you tested your code, and made sure the functionality runs successfully?
• Have you linted your python code with black?
• List the shared tools that your example is using:

1. web_search
2. ...

• My implementation uses helper functions in src/utils/*. List them here:

1. bedrock_agent_helper.py
2. ...

• Have you included your Agent Example name in README.md?
• Have you included your Agent Example introduction in README.md
• Have you included Introduction, Architecture Diagram, Prerequisites, Usage, Sample Prompts, and Clean Up steps?
• Have you appened _agent to the new folder name in src/examples?
• I agree to resolve any issues created for this example in the future.

src/utils Submissions:

Changes to utils folder won't be accepted. Instead, open a new issue.

New src/shared tool Submissions:

• Business justification for including a new tool

This tool is necessary because ...

• How is this tool implemented?
  • AWS CDK
  • AWS CloudFormation (recommended)

Changes to src/shared tools:

Changes to existing tools won't be accepted. Instead, open a new issue.

[review-notebook-app]

Check out this pull request on 

See visual diffs & provide feedback on Jupyter Notebooks.

---

Powered by ReviewNB

[EashanKaushik]

Can you resolve conflicts thanks. And complete the above tasks.