docs: Fix minor typo in android.content.SyncResult

Change "storage later" to "storage layer" in docs for
SyncResult.databaseError.

Change-Id: I5fa07c2e58c65dbe00b1341f0cca99d47d2dd264
diff --git a/core/java/android/content/SyncResult.java b/core/java/android/content/SyncResult.java
index 8b0afbd..6cb0d02 100644
--- a/core/java/android/content/SyncResult.java
+++ b/core/java/android/content/SyncResult.java
@@ -56,7 +56,7 @@
 
     /**
      * Used to indicate that the SyncAdapter experienced a hard error due to an error it
-     * received from interacting with the storage later. The SyncManager will record that
+     * received from interacting with the storage layer. The SyncManager will record that
      * the sync request failed and it will not reschedule the request.
      */
     public boolean databaseError;