Add GnssGeofence AIDL HAL (hardware/interfaces)

Bug: 201253590
Test: on cuttlefish
Change-Id: I3acb2a667f7a31e7ba21b2552549df8fb236e38d
diff --git a/gnss/aidl/default/Android.bp b/gnss/aidl/default/Android.bp
index 892ad15..29bc5c4 100644
--- a/gnss/aidl/default/Android.bp
+++ b/gnss/aidl/default/Android.bp
@@ -57,6 +57,7 @@
     srcs: [
         "Gnss.cpp",
         "GnssBatching.cpp",
+        "GnssGeofence.cpp",
         "GnssHidlHal.cpp",
         "GnssPowerIndication.cpp",
         "GnssPsds.cpp",