Update CTS Verifier Version to 3.1 R2

Change-Id: I3af0073c9b3b7f8d87db97238ee6af8b11e6b6f3
diff --git a/apps/CtsVerifier/AndroidManifest.xml b/apps/CtsVerifier/AndroidManifest.xml
index d8cbce0..d91f312 100644
--- a/apps/CtsVerifier/AndroidManifest.xml
+++ b/apps/CtsVerifier/AndroidManifest.xml
@@ -17,8 +17,8 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
       package="com.android.cts.verifier"
-      android:versionCode="1"
-      android:versionName="3.1_r1">
+      android:versionCode="2"
+      android:versionName="3.1_r2">
 
     <uses-sdk android:minSdkVersion="5"></uses-sdk>