remove double decleration of command

index.js

@@ -61,11 +61,9 @@ matrixClient.on('Room.timeline', function(event, room, resetTimeline) {
     }
     project = project[1];
 
-    let command = commands[project];
+    const command = commands[project];
 
     if(command !== undefined) {
-        const command = commands[project];
-
         const args = body.match(command.regex);
         if(args === null) {
             matrixClient.sendNotice(room.roomId, 'usage: ' + command.usage);