Fix awkward wording of 1st sentence

jrodewig · jrodewig · commit 82e01b3492aa · 2019-03-21T20:45:48.000-04:00
diff --git a/docs/reference/modules/indices/recovery.asciidoc b/docs/reference/modules/indices/recovery.asciidoc
@@ -1,8 +1,8 @@
 [[recovery]]
 === Indices Recovery
 
-<<cat-recovery, Peer recovery>> syncs a new or existing shard copy's data from a
-primary shard.
+<<cat-recovery, Peer recovery>> syncs data from a primary shard to a new or
+existing shard copy.
 
 Peer recovery automatically occurs when {es}:
 
