Implement KeyMint2 test for VSR13

Test: VtsAidlKeyMintTargetTest & VtsHalKeymasterV4_0TargetTest
Change-Id: Ie10b705bb06990a2a2c6223fcce28f5fde6bf3f3
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
index 043d8b5..8f9df24 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
@@ -355,6 +355,9 @@
     }
 }
 
+// Return the VSR API level for this device.
+int get_vsr_api_level();
+
 // Indicate whether the test is running on a GSI image.
 bool is_gsi_image();