fix(uptime): объяснить неизвестный результат теста скорости

docs/ux-ui/acceptance/browser-speed-message-2026-10-10.json

@@ -0,0 +1,24 @@
+{
+  "date": "2026-10-10",
+  "cases": [
+    {
+      "width": 1280,
+      "errorHistoryVisible": true,
+      "previousSnapshot42and17Preserved": true,
+      "reload": true,
+      "documentFits": true,
+      "unknownNativeMessageVisible": true
+    },
+    {
+      "width": 320,
+      "errorHistoryVisible": true,
+      "previousSnapshot42and17Preserved": true,
+      "reload": true,
+      "documentFits": true,
+      "unknownNativeMessageVisible": true
+    }
+  ],
+  "errors": [],
+  "httpMocks": false,
+  "uiNativePosts": 0
+}