fix(editor): should not show inner toolbar of surface-ref in edgeless (#11453)

Closes: [BS-3015](https://linear.app/affine-design/issue/BS-3015/toolbar-有时会出现空状态且被显示) [BS-3023](https://linear.app/affine-design/issue/BS-3023/surface-ref-inner-toolbar-的标题圆角)

packages/frontend/core/src/blocksuite/extensions/editor-config/toolbar/index.ts

@@ -698,6 +698,8 @@ function createSurfaceRefToolbarConfig(baseUrl?: string): ToolbarModuleConfig {
         ],
       },
     ],
+
+    when: ctx => ctx.isPageMode,
   };
 }