Bump konva from 8.3.13 to 8.4.0 (#34)

Bumps [konva](https://github.com/konvajs/konva) from 8.3.13 to 8.4.0.
- [Release notes](https://github.com/konvajs/konva/releases)
- [Changelog](https://github.com/konvajs/konva/blob/master/CHANGELOG.md)
- [Commits](konvajs/konva@8.3.13...8.4.0)

---
updated-dependencies:
- dependency-name: konva
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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