Fixing XOS Repo doc link error
Change-Id: I1d12797fe8c2172dbbbab5616d96a7c571c22fb0
(cherry picked from commit 63721343231fddb599a32c0fc1fb0cea98f9c66a)
diff --git a/docs/dev/xproto.md b/docs/dev/xproto.md
index b67e071..0def658 100644
--- a/docs/dev/xproto.md
+++ b/docs/dev/xproto.md
@@ -216,7 +216,7 @@
For more information about declarative and feedback state, and the
role they play in synchornizing the data model with the backend
-components, read about the [Synchronizer Architecture](dev/sync_arch.md).
+components, read about the [Synchronizer Architecture](sync_arch.md).
## Policies