Update default user agent

Author: 7h3Rabbit

defaults/settings.json

@@ -13,7 +13,7 @@
             "details": false,
             "improve-only": true
         },
-        "useragent": "Mozilla/5.0 (X11; Linux x86_64; rv:151.0) Gecko/20100101 Firefox/151.0",
+        "useragent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
         "cache": {
             "use": false,
             "folder": "cache",