[ermine] Add missing packages.

Add device_settings and mondrian.

Change-Id: I3d5b2ac645fbecce4e68b0fd65d98c51897d3bea
diff --git a/session_shells/BUILD.gn b/session_shells/BUILD.gn
index 34b4053..f691447 100644
--- a/session_shells/BUILD.gn
+++ b/session_shells/BUILD.gn
@@ -14,7 +14,9 @@
     "//topaz/packages/prod:dart_jit_product_runner",
     "//topaz/packages/prod:dart_jit_runner",
     "//topaz/packages/prod:datetime_settings",
+    "//topaz/packages/prod:device_settings",
     "//topaz/packages/prod:display_settings",
+    "//topaz/packages/prod:mondrian",
     "//topaz/packages/prod:settings",
     "//topaz/packages/prod:story_shell_labs",
     "//topaz/packages/prod:userpicker_base_shell",