private String findCommonBaseName() {
		if (rawNames.size() == 1 || similarBaseNames.size() == 1) {
			return rawNames.first();
		}
		return null;
	}
Make a final decision based on the deduping strategies if there is a single
matching name that describes all matches.
@return the single matching name or null
Ghidra/Features/FunctionID/src/main/java/ghidra/feature/fid/service/MatchNameAnalysis.java