LibCore: Remove strtol call from parse_sockets_from_system_server

Author: https://github.com/DanShaders
Commit: https://github.com/SerenityOS/serenity/commit/e169d99bec
Pull-request: https://github.com/SerenityOS/serenity/pull/21701
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/BertalanD ✅
Reviewed-by: https://github.com/kleinesfilmroellchen ✅
Reviewed-by: https://github.com/trflynn89

Userland/Libraries/LibCore/SystemServerTakeover.cpp

@@ -26,7 +26,8 @@ static void parse_sockets_from_system_server()
 
     for (auto const socket : StringView { sockets, strlen(sockets) }.split_view(';')) {
         auto params = socket.split_view(':');
-        s_overtaken_sockets.set(params[0].to_deprecated_string(), strtol(params[1].to_deprecated_string().characters(), nullptr, 10));
+        VERIFY(params.size() == 2);
+        s_overtaken_sockets.set(params[0].to_deprecated_string(), params[1].to_int().value());
     }
 
     s_overtaken_sockets_parsed = true;