Add Yandex.Messenger chat widget

src/technologies.json

@@ -15291,6 +15291,19 @@
       ],
       "website": "http://metrika.yandex.com"
     },
+    "Yandex.Messenger": {
+      "cats": [
+        5,
+        52
+      ],
+      "description": "Yandex.Messenger  chats are supported only for providers connected to Yandex.Dialogues.",
+      "icon": "Yandex.Messenger.svg",
+      "js": {
+        "yandexChatWidget": ""
+      },
+      "scripts": "chat\\.s3\\.yandex\\.net/widget\\.js",
+      "website": "https://dialogs.yandex.ru"
+    },
     "Yaws": {
       "cats": [
         22