@Override
	public String toString() {
		return "externalProcessorName=" + externalProcessorName + "; externalTool=" + externalTool +
			"; endian=" + endian + "; size=" + size + "; compiler=" + compilerSpecID;
	}
Analog to LanguageCompilerSpecQuery, for use with querying External Languages.
That is, languages that exist in other products, like IDA-Pro's 'metapc.'
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/ExternalLanguageCompilerSpecQuery.java