test(web): re-record the goldens for where this layer puts the preset

The lower layer names the preset in the session header; this one moves the
choice to the new-session chip and leaves the header a read-only label, so the
merged goldens carried a label these screens no longer show.

apps/web/tests/snapshots/code-mode-round/ui.expected.md

@@ -38,9 +38,6 @@
 - button "Commands":
   - img
 - 'button "Access mode, current: Workspace Write"': Workspace Write
-- button "standard":
-  - text: standard
-  - img
 - button "Select model, current DeepSeek-V4-Flash":
   - text: DeepSeek-V4-Flash
   - img