Update VTS tag version to v8.0_r13

Test: mma
Bug:143161557
Change-Id: I8053b1bfbbb87a268c324c81b9e1e00d2f5bc09a
diff --git a/tools/vts-tradefed/Android.mk b/tools/vts-tradefed/Android.mk
index cd2ffe2..aba5b72 100644
--- a/tools/vts-tradefed/Android.mk
+++ b/tools/vts-tradefed/Android.mk
@@ -26,7 +26,7 @@
 LOCAL_SUITE_TARGET_ARCH := $(TARGET_ARCH)
 LOCAL_SUITE_NAME := VTS
 LOCAL_SUITE_FULLNAME := "Vendor Test Suite"
-LOCAL_SUITE_VERSION := 8.0_r12
+LOCAL_SUITE_VERSION := 8.0_r13
 
 LOCAL_STATIC_JAVA_LIBRARIES += \
     google-api-java-client-min-repackaged \