NavigationPanelAdministrationIT#navigationPanelAdministration is flickering

org.opentest4j.AssertionFailedError: expected: <[No pages found]> but was: <[]>
	at org.xwiki.panels.test.ui.docker.NavigationPanelAdministrationIT.navigationPanelAdministration(NavigationPanelAdministrationIT.java:110)
	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)

org.opentest4j.AssertionFailedError: expected: <[Alice, Bob, Denis, XWiki]> but was: <[No pages found]>	
	at org.xwiki.panels.test.ui.docker.NavigationPanelAdministrationIT.navigationPanelAdministration(NavigationPanelAdministrationIT.java:125)	
	at java.lang.reflect.Method.invoke(Method.java:569)	
	at java.util.ArrayList.forEach(ArrayList.java:1511)	
	at java.util.ArrayList.forEach(ArrayList.java:1511)	
	at java.util.ArrayList.forEach(ArrayList.java:1511)