chore: elaborate error message for command not found

src/cmd/browse.rs

@@ -62,7 +62,8 @@ fn open_url(url: &url::Url) -> Result<()> {
         }
     }
 
-    Err(anyhow!("no commands were found to open the url"))
+    let commands = commands.join(", ");
+    Err(anyhow!("Command not found: you need one of the following commands to open a url: {commands}"))
 }
 
 #[derive(Debug, Parser)]