Upgrade left over tests to jUnit 5
Missing tests are
-
eraser-base/src/test/java/de/tudresden/inf/st/eraser/OpenHabImporterTest.java -
eraser-base/src/test/java/de/tudresden/inf/st/eraser/MarshallingTests.java -
eraser-base/src/test/java/de/tudresden/inf/st/eraser/InfluxTest.java -
eraser-base/src/test/java/de/tudresden/inf/st/eraser/MqttTests.java