Update src/Monolog/Handler/SyslogHandler.php

Missing use statement for LineFormatter, which causes a fatal exception.

src/Monolog/Handler/SyslogHandler.php

@@ -12,6 +12,8 @@
 namespace Monolog\Handler;
 
 use Monolog\Logger;
+use Monolog\Formatter\LineFormatter;
+
 
 /**
  * Logs to syslog service.