fix: missing returns, BIT macro clash, longer tile source URLs

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/helpers/esp32/ESPNOWRadio.h

@@ -38,7 +38,7 @@ public:
    * These two functions do nothing for ESP-NOW, but are needed for the
    * Radio interface.
    */
-  virtual bool setRxBoostedGainMode(bool) { }
+  virtual bool setRxBoostedGainMode(bool) { return false; }
   virtual bool getRxBoostedGainMode() const { return false; }
 
   uint32_t intID();

src/helpers/sensors/RAK12035_SoilMoisture.cpp

@@ -442,6 +442,7 @@ bool RAK12035_SoilMoisture::sensor_on()
 			delay(10);                           //delay 10mS
         }
     }
+    return true;
 }
 
 bool RAK12035_SoilMoisture::reset()