Bump bevy from 0.14.2 to 0.15.0

Bumps [bevy](https://github.com/bevyengine/bevy) from 0.14.2 to 0.15.0.
- [Release notes](https://github.com/bevyengine/bevy/releases)
- [Commits](bevyengine/bevy@v0.14.2...v0.15.0)

---
updated-dependencies:
- dependency-name: bevy
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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