pextlib1.0/tests: Disable curl test with username/password as this URL does not work anymore
pextlib1.0/tests:
Disable curl test with username/password as this URL does not work anymore

git-svn-id: 620571fa9b4bd0cbce9a0cf901e91ef896adbf27@64988 d073be05-634f-4543-b044-5fe20cf6d1d6

danchr/macports-base,neverpanic/macports-base,danchr/macports-base,macports/macports-base,macports/macports-base,neverpanic/macports-base