[android] #4365 - Making geocoder instructions more descriptive.

platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/api/GeocoderActivity.java

@@ -56,7 +56,7 @@ public class GeocoderActivity extends AppCompatActivity {
         }
 
         textView = (TextView) findViewById(R.id.message);
-        setMessage("Tap the map to trigger the geocoder.");
+        setMessage(getString(R.string.geocoder_instructions));
 
         mapView = (MapView) findViewById(R.id.mapView);
         mapView.setAccessToken(getString(R.string.mapbox_access_token));

platform/android/MapboxGLAndroidSDKTestApp/src/main/res/values/strings.xml

@@ -127,4 +127,6 @@
 
     <string name="dialog_camera_position">Animate to new position</string>
 
+    <string name="geocoder_instructions">Tap Map To Geocode Where Black Marker Is Currently Located</string>
+
 </resources>