Bump fugit from 0.3.6 to 0.3.7 in /examples/stm32f4-event-printer

Bumps [fugit](https://github.com/korken89/fugit) from 0.3.6 to 0.3.7.
- [Changelog](https://github.com/korken89/fugit/blob/master/CHANGELOG.md)
- [Commits](korken89/fugit@v0.3.6...v0.3.7)

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

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

Author: dependabot[bot]