Bump @babel/traverse from 7.14.2 to 7.23.3 in /fixtures/ssr2

Bumps [@babel/traverse](https://github.com/babel/babel/tree/HEAD/packages/babel-traverse) from 7.14.2 to 7.23.3. - [Release notes](https://github.com/babel/babel/releases) - [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md) - [Commits](https://github.com/babel/babel/commits/v7.23.3/packages/babel-traverse) --- updated-dependencies: - dependency-name: "@babel/traverse" dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]