UserClassFieldIT.singleSelection is flickering

expected: <Eduard Moraru> but was: <mor>

org.opentest4j.AssertionFailedError: expected: <Eduard Moraru> but was: <mor> at org.xwiki.appwithinminutes.test.ui.UserClassFieldIT.assertUserSuggestion(UserClassFieldIT.java:362) at org.xwiki.appwithinminutes.test.ui.UserClassFieldIT.singleSelection(UserClassFieldIT.java:161) at java.base/java.lang.reflect.Method.invoke(Method.java:569) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511)