protected VtState doProcessByte(VtState state, byte b) {
		return state.handleNext(b, this, handler);
	}
Process a given byte by delegating to the current state machine node

@param state the node
@param b the byte
@return the new state node
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/terminal/vt/VtParser.java