void sync(Side side) {
		adjustFieldPanel(displays.get(side).getListingPanel().getFieldPanel());
		ProgramLocation programLocation = displays.get(side).getProgramLocation();
		if (programLocation != null) {
			setLocation(side, programLocation);
		}
	}
synchronized the two listings using the given side as the source
@param side to synchronize from
Ghidra/Features/Base/src/main/java/ghidra/features/base/codecompare/listing/ListingCoordinator.java