fix: Ensure url ends with slash

Author: mattkram

src/anaconda_auth/_conda/auth_handler.py

@@ -55,7 +55,10 @@ def _load_settings_for_channel(channel_name: str) -> dict[str, Any]:
 
         # If we don't have an exact match, we attempt to match a URL pattern
         # The following was adjusted since we have channel name and not a URL
-        parsed_url = urlparse(channel_name)
+        url = channel_name
+        if not url.endswith("/"):
+            url += "/"
+        parsed_url = urlparse(url)
         if not parsed_url.scheme or not parsed_url.netloc:
             continue