Add example to get location

Author: sebromero

Diff for: examples/GetLocation/GetLocation.ino

@@ -0,0 +1,25 @@
+#include "ArduinoCellular.h"
+
+ArduinoCellular cellular = ArduinoCellular();
+
+void setup(){
+    Serial.begin(115200);
+    while (!Serial);
+    cellular.setDebugStream(Serial);
+    cellular.begin();
+    
+    if(!cellular.enableGPS()){
+        Serial.println("Failed to enable GPS");
+        while(true); // Stop the program
+    }
+    delay(2000); // Give the modem some time to initialize
+}
+
+void loop(){
+    Location location = cellular.getGPSLocation();
+    Serial.println("GPS Location:");
+    Serial.print("* Latitude: "); Serial.println(location.latitude, 6);
+    Serial.print("* Longitude: "); Serial.println(location.longitude, 6);
+    Serial.println("--------------------\n");
+    delay(10000);
+}