refactor(MikrotikConfigRoutes): update speed test configuration to include 'proplist' for TCP metrics and remove deprecated 'protocol' parameter

backend/routes/mikrotikConfigRoutes.js

@@ -986,8 +986,8 @@ async function speedTestViaTunnel(req, res) {
       address,
       user: remoteCreds.user,
       password: remoteCreds.password || '',
-      protocol: 'tcp',
       'test-duration': `${durationSeconds}s`,
+      proplist: 'tcp-download,tcp-upload',
     };
 
     try {
@@ -995,8 +995,8 @@ async function speedTestViaTunnel(req, res) {
         '/tool/speed-test',
         `address=${body.address}`,
         `user=${body.user}`,
-        'protocol=tcp',
         `test-duration=${durationSeconds}s`,
+        'proplist=tcp-download,tcp-upload',
       ];
       console.log('[mikrotik][speedTestViaTunnel]', {
         serverId,