Updated unmaintained dependency

src/main.rs

@@ -1,5 +1,5 @@
 extern crate lastfm;
-use dotenv::dotenv;
+extern crate dotenvy;
 
 use serenity::async_trait;
 use serenity::model::channel::Message;
@@ -119,7 +119,7 @@ impl EventHandler for Handler {
 #[tokio::main]
 async fn main() {
 	START.call_once(|| {
-		dotenv().ok();
+		dotenvy::dotenv().expect("Failed to load .env");
         magick_wand_genesis();
     });