Bump @azure-tools/typespec-client-generator-cli (#2061)

Bumps [@azure-tools/typespec-client-generator-cli](https://github.com/Azure/azure-sdk-tools) from 0.30.0 to 0.31.0.
- [Release notes](https://github.com/Azure/azure-sdk-tools/releases)
- [Commits](https://github.com/Azure/azure-sdk-tools/commits)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: azure-sdk