Update tests to Junit 5.5.2 (#340)* Update imports in most of the files Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>* Add runner to pom, fix imports, collect frequently used jsonbinstances Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>* Merge more jsonb instances, some whitespace refactorings Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>* Remove some more whitespace, remove commented out jsonb field Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>* Fix 2 failing tests Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>* Rebase on master, update test Signed-off-by: Gyúróczki Gergő <gergonoorbi@gmail.com>