Fix dependency to point to libjpeg-turbo

Change-Id: Ia3724f5f80c1a945969a4a58d5728c861d3b8dfa
diff --git a/BUILD.gn b/BUILD.gn
index f858bc2..969b9ab 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -14,6 +14,6 @@
 
   public_configs = [ ":iccjpeg_config" ]
   deps = [
-    "//third_party:jpeg",
+    "//third_party/libjpeg-turbo:libjpeg",
   ]
 }