Reformat some BUILD files according to the buildifier guidelines

Change-Id: I8aa599f89fc14296275193475e50eb8f27b4bf0a
diff --git a/models/openroadm/BUILD b/models/openroadm/BUILD
index 619fd61..b2b4f77 100644
--- a/models/openroadm/BUILD
+++ b/models/openroadm/BUILD
@@ -1,6 +1,6 @@
 load("//tools/build/bazel:yang.bzl", "yang_model")
 
 yang_model(
-  app_name = "org.onosproject.models.openroadm",
-  title = "Open ROADM YANG Models",
-)
\ No newline at end of file
+    app_name = "org.onosproject.models.openroadm",
+    title = "Open ROADM YANG Models",
+)