fix running URL display

by doing that you can just click on it in the terminal if you want

meilisearch-http/src/main.rs

@@ -123,7 +123,7 @@ pub fn print_launch_resume(opt: &Opt, data: &Data) {
     eprintln!("{}", ascii_name);
 
     eprintln!("Database path:\t\t{:?}", opt.db_path);
-    eprintln!("Server listening on:\t{:?}", opt.http_addr);
+    eprintln!("Server listening on: http://\t{:?}", opt.http_addr);
     eprintln!("Environment:\t\t{:?}", opt.env);
     eprintln!("Commit SHA:\t\t{:?}", env!("VERGEN_SHA").to_string());
     eprintln!(