Manifest for Android 7.1.1 Release 15 (N4F26Q)

Change-Id: Iee1d68556d143ecb9b46085fe9ac898f5b0c7f7a
diff --git a/default.xml b/default.xml
index 3c654ef..982ab11 100644
--- a/default.xml
+++ b/default.xml
@@ -3,7 +3,7 @@
 
   <remote  name="aosp"
            fetch=".." />
-  <default revision="refs/tags/android-7.1.1_r14"
+  <default revision="refs/tags/android-7.1.1_r15"
            remote="aosp"
            sync-j="4" />