chatblade cloudformation-cli pieces-cli: use python@3.13 and brewed pydantic-core

[daeho-ro]

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These packages print warnings for use of pydantic v1 api and they are not fully compatible with Python 3.14. So this will revert Python version and leave a comment, issue ref to that.

[Copilot]

Pull Request Overview

This PR downgrades Python dependencies from version 3.14 to 3.13 for three formulas due to Pydantic v1 incompatibility with Python 3.14. The changes also standardize dependency management by moving pydantic-core to exclude packages and updating several Python package versions.

• Downgrade Python dependency from 3.14 to 3.13 with explanatory comments
• Move pydantic-core from resource block to exclude packages list
• Update various Python package versions (sentry-sdk, sse-starlette, starlette, hypothesis, httpx, regex, tiktoken)

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 3 comments.

File	Description
Formula/p/pieces-cli.rb	Downgrade to Python 3.13, remove pydantic-core and typing-extensions resources, remove unused rust dependency, update packages
Formula/c/cloudformation-cli.rb	Downgrade to Python 3.13, standardize pypi_packages format, update hypothesis version
Formula/c/chatblade.rb	Downgrade to Python 3.13, add pydantic-core to dependencies/excludes, remove typing-extensions resource, update packages

[github-actions]

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