private void tagRemoved(String tagName) {
		excludedTags.remove(tagName); // call in case it is excluded
		updateTags();
	}
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