Remove constant giteaHost because there is no default URL for Gitea - must always use host from config.ini.

oauth_gitea.go

@@ -21,7 +21,6 @@ type giteaOauthClient struct {
 var _ oauthClient = giteaOauthClient{}
 
 const (
-	giteaHost        = "https://source.gyt.is"
 	giteaDisplayName = "Gitea"
 )