Update claude sonnet to 4.5

[YichiZ]

Motivation and Context

How Has This Been Tested?

Breaking Changes

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Documentation
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have added or updated documentation as needed

Additional context

[a-akimov]

Hi @YichiZ , thank you for your contribution! Would be great if you could also update the sonnet model to 4.5 in the mcp-client-typescript project as well, for consistency.

[YichiZ]

@a-akimov done.