Manifest for Android 9.0.0 Release 39 (PD2A.190115.032)

Change-Id: I891f09f57daf305df2cd30e1fcc7ba95c38db53a

default.xml

@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch=".."
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-9.0.0_r38"
+  <default revision="refs/tags/android-9.0.0_r39"
            remote="aosp"
            sync-j="4" />