Logger : Deprectation PHP8.2 : openlog want a valid flag and not null

src/Logger.php

@@ -437,7 +437,7 @@ class Logger
                     break;
             }
         }
-        openlog($this->syslogPrefix, null, $this->syslogFacility);
+        openlog($this->syslogPrefix, LOG_PID, $this->syslogFacility);
         // Syslog display a #012 when there is a \n : remove it
         $message = str_replace("\n", "", $message);
         syslog($priority, $message);