DO NOT MERGE clarify Geofence.createCircle() param ranges

Cherry-pick I2ca647595275fde610047f681722b19dc41416da from master:

This commit adds the valid ranges to the latitude/longitude
parameters in Geofence.createCircle()'s javadoc.

Bug: 7172696
Change-Id: Iecef09a5fa11be586b05f9f75107c3e77e637d28

Author: Victoria Lease

location/java/android/location/Geofence.java

@@ -36,8 +36,8 @@ public final class Geofence implements Parcelable {
     /**
      * Create a horizontal, circular geofence.
      *
-     * @param latitude latitude in degrees
-     * @param longitude longitude in degrees
+     * @param latitude latitude in degrees, between -90 and +90 inclusive
+     * @param longitude longitude in degrees, between -180 and +180 inclusive
      * @param radius radius in meters
      * @return a new geofence
      * @throws IllegalArgumentException if any parameters are out of range