[sinttest] Do not use Java stream() API to check if MUC status is set

MUCUser.getStatus() returns a set, checking if a particular MUC status
number is set should be done via a simple and efficient set operation
and not by resorting to using Java's stream API.

smack-integration-test/src/main/java/org/jivesoftware/smackx/muc/MultiUserChatOccupantIntegrationTest.java

@@ -932,7 +932,7 @@ public void mucJoinRoomWithPublicLoggingTest() throws Exception {
                 .submitConfigurationForm();
 
             Presence twoPresence = mucAsSeenByTwo.join(nicknameTwo);
-            assertTrue(MUCUser.from(twoPresence).getStatus().stream().anyMatch(status -> 170 == status.getCode()),
+            assertTrue(MUCUser.from(twoPresence).getStatus().contains(MUCUser.Status.create(170)),
                 "Expected initial presence reflected to '" + conTwo.getUser() + "' when joining room '" + mucAddress + "' to include the status code '170' (but it did not).");
         } catch (MucConfigurationNotSupportedException e) {
             throw new TestNotPossibleException(e);