Flyway update recommended

Docspell version: v0.42.0

Following message occurs in the log:

`Flyway upgrade recommended: H2 2.2.224 is newer than this version of Flyway and support has not been tested. The latest supported version of H2 is 2.2.220.`

Please update Flyway to version v10.15.0 or later. From version v10.15.0 the H2 support is increased to 2.2.224, see [changelog](https://documentation.red-gate.com/flyway/release-notes-and-older-versions/release-notes-for-flyway-engine).

Thanks to all developers for this project.