Update AIDL IVibrator manifest version to 2.

Test: vts_treble_vintf_test
Bug: 150034914
Change-Id: I418cd4fc5323bb785e42b9e47ec6c0d2bb449975
diff --git a/vibrator/aidl/default/vibrator-default.xml b/vibrator/aidl/default/vibrator-default.xml
index 49b11ec..4db8f8c 100644
--- a/vibrator/aidl/default/vibrator-default.xml
+++ b/vibrator/aidl/default/vibrator-default.xml
@@ -1,6 +1,7 @@
 <manifest version="1.0" type="device">
     <hal format="aidl">
         <name>android.hardware.vibrator</name>
+        <version>2</version>
         <fqname>IVibrator/default</fqname>
     </hal>
 </manifest>