Update SparkFun_VL53L1X.cpp

I think there is a typo.
To set ROI-X and ROI-Y independantly, x any y should be passed to VL53L1X_SetROI()

Author: rain-er

src/SparkFun_VL53L1X.cpp

@@ -270,7 +270,7 @@ uint16_t SFEVL53L1X::getDistanceThresholdHigh()
 
 void SFEVL53L1X::setROI(uint16_t x, uint16_t y)
 {
-	_device->VL53L1X_SetROI(x, x);
+	_device->VL53L1X_SetROI(x, y);
 }
 
 uint16_t SFEVL53L1X::getROIX()
@@ -327,4 +327,4 @@ void SFEVL53L1X::calibrateOffset(uint16_t targetDistanceInMm)
 void SFEVL53L1X::calibrateXTalk(uint16_t targetDistanceInMm)
 {
 	_device->VL53L1X_CalibrateXtalk(targetDistanceInMm, getXTalk());
-};
+};