public String getGOARCH(Program program) {
		GoBuildSettings goos = getBuildSetting("GOARCH");
		return goos != null ? goos.value() : getProgramGOARCH(program);
	}
Returns the Golang Arch string for the specified program, either from previously parsed
metadata value, or from a static Ghidra language to golang mapping.

@param program {@link Program}
@return golang GOARCH string, see https://go.dev/doc/install/source#environment
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/golang/GoBuildInfo.java