Add vintf_fragment to GNSS HAL 2.0

Bug: 120277977
Test: atest VtsHalGnssV2_0TargetTest
Change-Id: I272d0736537047bce6783e678a93560858033ada
diff --git a/gnss/2.0/default/Android.bp b/gnss/2.0/default/Android.bp
index bec8260..5a97f45 100644
--- a/gnss/2.0/default/Android.bp
+++ b/gnss/2.0/default/Android.bp
@@ -19,6 +19,7 @@
     init_rc: ["android.hardware.gnss@2.0-service.rc"],
     relative_install_path: "hw",
     vendor: true,
+    vintf_fragments: ["android.hardware.gnss@2.0-service.xml"],
     srcs: [
         "Gnss.cpp",
         "GnssMeasurement.cpp",