andoird: Oreo 8.0.0_r17

Change-Id: Ic2dfcc2cd82d3ea911121742ceaee50df203ee1f

default.xml

@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch="https://android.googlesource.com"
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-8.0.0_r4"
+  <default revision="refs/tags/android-8.0.0_r17"
            remote="aosp"
            sync-c="true"
            sync-j="4" />