chore(deps): upgrade dev dependencies (#597)

Upgrades project dependencies. See details in [workflow run].

[Workflow Run]: https://github.com/cdklabs/cdk-generate-synthetic-examples/actions/runs/8977599473

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*Automatically created by projen via the "upgrade-dev-deps-main" workflow*

Signed-off-by: github-actions <[email protected]>
Co-authored-by: github-actions <[email protected]>

Author: cdklabs-automation