Deprecate fedwiki

src/freedombone-app-fedwiki

 #
 # Federated wiki
 #
+# The wiki itself looks ok, but there is no straightforward way for a
+# user to authenticate which isn't proprietary
+#
 # License
 # =======
 #
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-VARIANTS="full full-vim media"
+VARIANTS=""
 
 IN_DEFAULT_INSTALL=0
 SHOW_ON_ABOUT=1