FixedWingLandingComplexItem: Remove redundant logic

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

src/MissionManager/FixedWingLandingComplexItem.cc

@@ -322,7 +322,7 @@ bool FixedWingLandingComplexItem::scanForItem(QmlObjectListModel* visualItems, V
     }
     MissionItem& missionItemDoLandStart = item->missionItem();
     if (missionItemDoLandStart.command() != MAV_CMD_DO_LAND_START ||
-            missionItemDoLandStart.param1() != 0 || missionItemDoLandStart.param2() != 0 || missionItemDoLandStart.param3() != 0 || missionItemDoLandStart.param4() != 0|| missionItemDoLandStart.param5() != 0|| missionItemDoLandStart.param6() != 0|| missionItemDoLandStart.param6() != 0) {
+            missionItemDoLandStart.param1() != 0 || missionItemDoLandStart.param2() != 0 || missionItemDoLandStart.param3() != 0 || missionItemDoLandStart.param4() != 0|| missionItemDoLandStart.param5() != 0|| missionItemDoLandStart.param6() != 0) {
         return false;
     }