private String getTagText(Map<String, VTMatchTag> tags) {
		StringBuilder buildy = new StringBuilder();

		Collection<VTMatchTag> values = tags.values();
		for (VTMatchTag tag : values) {
			String tagText = tag.getName();
			if (tag == VTMatchTag.UNTAGGED) {
				tagText = VTMatchTag.UNTAGGED.toString();
			}
			buildy.append(tagText).append(DELIMITER);
		}

		// strip off last delimiter
		if (buildy.length() > 0) {
			int lastDelimiter = buildy.lastIndexOf(DELIMITER);
			buildy.delete(lastDelimiter, buildy.length());
		}

		return buildy.toString();
	}
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