Allow any Boolean for no-custom-facts and no-ruby

While in reality the flag only accepts `false`, kafo doesn't understand
the Boolean[false] notation and we shouldn't use it until it does.

Author: evgeni

types/facter/config/global.pp

@@ -7,6 +7,6 @@
     Optional['external-dir']      => Array[Stdlib::Absolutepath],
     Optional['custom-dir']        => Array[Stdlib::Absolutepath],
     Optional['no-external-facts'] => Boolean,
-    Optional['no-custom-facts']   => Boolean[false], # Cannot be true
-    Optional['no-ruby']           => Boolean[false], # Cannot be true
+    Optional['no-custom-facts']   => Boolean, # Should be Boolean[false], as it cannot be true, but that breaks kafo
+    Optional['no-ruby']           => Boolean, # Should be Boolean[false], as it cannot be true, but that breaks kafo
 }]