Add GnssBatching AIDL HAL (hardware/interfaces)

Bug: 201253590
Test: atest VtsHalGnssTargetTest
Change-Id: Ied71c609dff714de06e2792f51d54a2dbddbb9d8
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index 7a49a4b..f0cdd13 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -247,6 +247,7 @@
     </hal>
     <hal format="aidl" optional="true">
         <name>android.hardware.gnss</name>
+        <version>2</version>
         <interface>
             <name>IGnss</name>
             <instance>default</instance>