void addAnalogDrop(IPropagationPart part) {
            analogDropPropagationTasks.add(() -> part.updateAndPropagate(null, RISING));
        }
Used when the propagator did not change signal, but a new connection may
have been established and signal needs recalculating
core/src/main/java/mrtjp/projectred/core/RedstonePropagator.java