ipapython and ipatest no longer require lxml

Commits 64af88fe and 9fbd29cc have removed dependency on lxml.

Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Martin Basti <mbasti@redhat.com>

ipatests/setup.py

@@ -67,7 +67,6 @@ if __name__ == '__main__':
             "ipaplatform",
             "ipapython",
             "ipaserver",
-            "lxml",
             "nose",
             "pyldap",
             "pytest",