Initial manifest for Q.. I mean Android 10

Change-Id: I6b285933f9ca32eb3b24c8b4ac9905cd8e1c9081
diff --git a/README.mkdn b/README.mkdn
index cda44d8..d3504c1 100644
--- a/README.mkdn
+++ b/README.mkdn
@@ -9,7 +9,7 @@
 
 To initialize your local repository using the LineageOS trees, use a command like this:
 ```
-repo init -u git://github.com/LineageOS/android.git -b lineage-16.0
+repo init -u git://github.com/LineageOS/android.git -b lineage-17.0
 ```
 Then to sync up:
 ```