Fix IslandSethomeCommand test

src/test/java/world/bentobox/bentobox/api/commands/island/IslandSethomeCommandTest.java

@@ -62,6 +62,8 @@ public class IslandSethomeCommandTest {
     private Island island;
     @Mock
     private IslandWorldManager iwm;
+    @Mock
+    private WorldSettings ws;
 
     /**
      * @throws java.lang.Exception
@@ -128,6 +130,8 @@ public class IslandSethomeCommandTest {
         // Number of homes default
         when(iwm.getMaxHomes(any())).thenReturn(3);
         when(plugin.getIWM()).thenReturn(iwm);
+        // World settings
+        when(iwm.getWorldSettings(any(World.class))).thenReturn(ws);
 
         // Number of homes
         PowerMockito.mockStatic(Util.class);