Bump vaadin-bom from 8.5.2 to 8.14.1 in /ext/vaadin8_springboot
Bump vaadin-bom from 8.5.2 to 8.14.1 in /ext/vaadin8_springboot

Bumps vaadin-bom from 8.5.2 to 8.14.1.

---
updated-dependencies:
- dependency-name: com.vaadin:vaadin-bom
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
BrunoEberhard/minimal-j,BrunoEberhard/minimal-j,BrunoEberhard/minimal-j