Python: Fix typos in Bedrock Claude Chatbot demo README (#7049)

* Update script name and rename REAMDE.md to README.md

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Author: cparmet

python/example_code/bedrock-runtime/models/anthropic_claude/scenarios/claude3_chatbot_demo/REAMDE.md renamed to python/example_code/bedrock-runtime/models/anthropic_claude/scenarios/claude3_chatbot_demo/README.md

@@ -23,11 +23,11 @@ Facilitates a conversational QA application that leverages a knowledge base alon
 - **`colors.py`:** Provides functions to add color to console outputs, enhancing the readability and visual appeal of logs or messages displayed in the terminal.
 - **`custom_logging.py`:** Implements custom logging functionalities, allowing for more structured and configurable logging throughout the project.
 - **`timeit.py`:** Contains a decorator to measure and log the execution time of functions. This utility is helpful for performance analysis and optimization.
-- **`upload_resume.py`:** Designed to upload resume documents to an Amazon S3 bucket. It is used to provide the document context required by the `with_document.py` script for conversation simulation.
+- **`upload_document.py`:** Designed to upload resume documents to an Amazon S3 bucket. It is used to provide the document context required by the `with_document.py` script for conversation simulation.
 
 ## Pre-Requisites
 To get started:
 1. Run `pip install -r requirements.txt` & activate the virtual environment.
 2. Set up AWS tokens.
-3. Run `python utils/upload_resume.py` (required for `with_document.py`).
-4. Create a [Knowledge Base for Amazon Bedrock](https://aws.amazon.com/bedrock/knowledge-bases/) (required for `with_knowledgebase.py`).
+3. Run `python utils/upload_document.py` (required for `with_document.py`).
+4. Create a [Knowledge Base for Amazon Bedrock](https://aws.amazon.com/bedrock/knowledge-bases/) (required for `with_knowledgebase.py`).