Fix syntax error in process-manager.js

backend/process-manager.js

@@ -312,7 +312,8 @@ remote_port = ${server.port}
       tunnelProcess.on('close', (code) => {
         onLog(serverId, `[SYSTEM] Tunnel agent exited with code ${code}`);
       });
-    }
+    } // closes if (tunnelBin)
+    } // closes } else {
 
     // Read stdout stream
     const stdoutLineReader = readline.createInterface({ input: serverProcess.stdout });