Update Mailer.php (#1039)

username and password must be urlencoded for propper smtp service (otherwise it wont work with some special characters)

Author: Sigibert

web/includes/Mail/Mailer.php

@@ -52,7 +52,9 @@ public function send(array|string $destination,
                          ?array $files = null
     ): bool
     {
-        $dsn = "smtp://$this->user:$this->password@$this->host";
+        $encodedUser = urlencode($this->user);
+		$encodedPassword = urlencode($this->password);
+		$dsn = "smtp://$encodedUser:$encodedPassword@$this->host:$this->port";
 
         if ($this->port != null)
             $dsn .= ":$this->port";
@@ -99,4 +101,4 @@ public static function create(): ?Mailer
 
         return new Mailer($config[0], $config[1], $config[2], $from, $port, $verifyPeer);
     }
-}
+}