Bump p5 from 1.9.3 to 1.9.4 (#389)

Bumps [p5](https://github.com/processing/p5.js) from 1.9.3 to 1.9.4.
- [Release notes](https://github.com/processing/p5.js/releases)
- [Changelog](https://github.com/processing/p5.js/blob/main/contributor_docs/release_process.md)
- [Commits](processing/p5.js@v1.9.3...v1.9.4)

---
updated-dependencies:
- dependency-name: p5
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]