Fixes who_ldap version in requirements

install/requirements.txt

@@ -57,7 +57,7 @@ tw2.forms==2.2.2.1
 unicode-slugify==0.1.3
 vobject==0.9.2
 waitress==0.8.9
-who-ldap==3.1.0
+who_ldap==3.2.2
 -e git+https://github.com/algoo/wsgidav.git@py3#egg=wsgidav
 zope.interface==4.1.3
 zope.sqlalchemy==0.7.6