Update usermod_sn_photoresistor.h

Allow to configure the analog input pin for the Photoresistor.

Author: xkvmoto

usermods/SN_Photoresistor/usermod_sn_photoresistor.h

@@ -3,7 +3,9 @@
 #include "wled.h"
 
 //Pin defaults for QuinLed Dig-Uno (A0)
+#ifndef PHOTORESISTOR_PIN
 #define PHOTORESISTOR_PIN A0
+#endif
 
 // the frequency to check photoresistor, 10 seconds
 #ifndef USERMOD_SN_PHOTORESISTOR_MEASUREMENT_INTERVAL
@@ -207,4 +209,4 @@ const char Usermod_SN_Photoresistor::_readInterval[] PROGMEM = "read-interval-s"
 const char Usermod_SN_Photoresistor::_referenceVoltage[] PROGMEM = "supplied-voltage";
 const char Usermod_SN_Photoresistor::_resistorValue[] PROGMEM = "resistor-value";
 const char Usermod_SN_Photoresistor::_adcPrecision[] PROGMEM = "adc-precision";
-const char Usermod_SN_Photoresistor::_offset[] PROGMEM = "offset";
+const char Usermod_SN_Photoresistor::_offset[] PROGMEM = "offset";