[aria2c] Don't show progress when `--no-progress`

yt_dlp/downloader/external.py

@@ -265,6 +265,7 @@ class Aria2cFD(ExternalFD):
         cmd += self._option('--all-proxy', 'proxy')
         cmd += self._bool_option('--check-certificate', 'nocheckcertificate', 'false', 'true', '=')
         cmd += self._bool_option('--remote-time', 'updatetime', 'true', 'false', '=')
+        cmd += self._bool_option('--show-console-readout', 'noprogress', 'false', 'true', '=')
         cmd += self._configuration_args()
 
         # aria2c strips out spaces from the beginning/end of filenames and paths.