private Map<String, VTMatchTag> getAllTags() {
		VTSession session = controller.getSession();
		if (session == null) {
			return Collections.emptyMap();
		}
		TreeMap<String, VTMatchTag> map = new TreeMap<>();

		Set<VTMatchTag> matchTags = session.getMatchTags();
		for (VTMatchTag tag : matchTags) {
			map.put(tag.getName(), tag);
		}

		map.put(VTMatchTag.UNTAGGED.getName(), VTMatchTag.UNTAGGED);

		return map;
	}
This differs from {@link #initializeTags()} in that this method will keep any excluded
tags when updating.
Ghidra/Features/VersionTracking/src/main/java/ghidra/feature/vt/gui/filters/TagFilter.java