Change URI Auth Port from 8080 to 9900 (something less common) (#1959)

Update spotify.py

Change URI auth port from 8080 to 9900 (something less common)

Co-authored-by: kuba <[email protected]>

Author: edinosma

spotdl/utils/spotify.py

@@ -102,7 +102,7 @@ def init(  # pylint: disable=bad-mcs-method-argument
             credential_manager = SpotifyOAuth(
                 client_id=client_id,
                 client_secret=client_secret,
-                redirect_uri="http://127.0.0.1:8080/",
+                redirect_uri="http://127.0.0.1:9900/",
                 scope="user-library-read,user-follow-read",
                 cache_handler=cache_handler,
                 open_browser=not headless,