Put back accidentially removed empty line.

Signed-off-by: Bernd Giesecke <bernd@giesecke.tk>

src/Module.h

@@ -297,6 +297,7 @@ class Module {
     int _rx;
     int _int0;
     int _int1;
+
     SPIClass* _spi;
     SPISettings _spiSettings;