typo, v2 api uses _address

Author: brentru

src/components/i2c/drivers/drvScd4x.h

@@ -60,7 +60,7 @@ class drvScd4x : public drvBase {
   /*******************************************************************************/
   bool begin() override {
     _scd = new SensirionI2cScd4x();
-    _scd->begin(*_i2c, _sensorAddress);
+    _scd->begin(*_i2c, _address);
 
     // stop previously started measurement
     if (_scd->stopPeriodicMeasurement()) {