Use Geolocation instead of Cellularlocation

Co-authored-by: Sebastian Romero <[email protected]>

Author: pennam

src/ArduinoCellular.h

@@ -71,7 +71,7 @@ class SMS {
  * @struct Geolocation
  * @brief Represents a geographic location with latitude and longitude coordinates.
  */
-struct CellularLocation {
+struct Geolocation {
     float latitude; /**< The latitude coordinate of the location. */
     float longitude; /**< The longitude coordinate of the location. */
 };