remove redundant "view basket" link from cart drawer

The drawer now has full quantity controls, remove, subtotal, and
checkout — the link to the cart page added friction without value.
Cart page remains accessible via the basket icon in nav.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

lib/simpleshop_theme_web/components/shop_components/cart.ex

@@ -147,28 +147,6 @@ defmodule SimpleshopThemeWeb.ShopComponents.Cart do
             </button>
           </form>
         <% end %>
-        <%= if @mode == :preview do %>
-          <a
-            href="#"
-            phx-click={
-              close_cart_drawer_js()
-              |> Phoenix.LiveView.JS.push("change_preview_page", value: %{page: "cart"})
-            }
-            class="cart-drawer-link"
-            style="display: block; text-align: center; font-family: var(--t-font-body); font-size: var(--t-text-small); color: var(--t-text-secondary); text-decoration: underline; cursor: pointer;"
-          >
-            View basket
-          </a>
-        <% else %>
-          <a
-            href="/cart"
-            phx-click={close_cart_drawer_js()}
-            class="cart-drawer-link"
-            style="display: block; text-align: center; font-family: var(--t-font-body); font-size: var(--t-text-small); color: var(--t-text-secondary); text-decoration: underline; cursor: pointer;"
-          >
-            View basket
-          </a>
-        <% end %>
       </div>
     </div>
     """