Manifest for Android 8.1.0 Release 1 (OPM1.171019.011)

Change-Id: Ib9ecdb949c80e4a36d67e5ef5f5a90a6b3ac17e5

default.xml

@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch=".."
            review="https://android-review.googlesource.com/" />
-  <default revision="oreo-mr1-release"
+  <default revision="refs/tags/android-8.1.0_r1"
            remote="aosp"
            sync-j="4" />