Bump playwright in /vanilla/with-vitest-browser-mode

Bumps [playwright](https://github.com/microsoft/playwright) from 1.50.1 to 1.55.1.
- [Release notes](https://github.com/microsoft/playwright/releases)
- [Commits](microsoft/playwright@v1.50.1...v1.55.1)

---
updated-dependencies:
- dependency-name: playwright
  dependency-version: 1.55.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]