music: add fetching message to playlist processing

src/modules/music.js

@@ -415,8 +415,18 @@ command.callback = async function (msg, line) {
 
         if (type != null) {
           if (playlist) {
-            const playlist = await processPlaylist(argStr, type, shuffle);
             const statusMessage = msg.channel.createMessage({
+              embeds: [
+                {
+                  title:
+                    "<a:loading:493087964918972426> Processing playlist...",
+                  description: `Fetching tracks...`,
+                  color: 0xcc0088,
+                },
+              ],
+            });
+            const playlist = await processPlaylist(argStr, type, shuffle);
+            await statusMessage.edit({
               embeds: [
                 {
                   title: