Execution of Vintage Tests fail with "displayName must not be null or blank"

## Steps to reproduce
Execute the build https://github.com/reinhapa/exist/tree/junit5 using:
`mvn -T 2C -Ddocker=false test -B -e`

## Context
 - Maven `3.6.3`
 - JUnit Jupiter/Vintage Engine `5.6.1`
 - Apache Surefire `3.0.0-M4`

## Deliverables
Test should run as before using JUnit `4.13`