Warns users about non-ghcup channels

Author: qxrein

lib/GHCup/Download.hs

@@ -167,7 +167,6 @@ getDownloadsF pfreq@(PlatformRequest arch plat _) = do
     case src of
       NewURI uri -> do
         let url = show uri
-        logDebug $ "Checking URI: " <> T.pack url
         when (not (url `elem` defaultURLs) && 
               not (any (`isPrefixOf` url) officialPrefixes) ||
               url == "https://ghc.gitlab.haskell.org/ghcup-metadata/ghcup-nightlies-0.0.7.yaml") $