vm_provisioner.rb in vagrant-unbundled-2.3.2.0

- old
+ new

@@ -98,11 +98,10 @@
         super
         @config = @config.dup if @config
       end
 
       def add_config(**options, &block)
-        return if invalid?
-
+        # Don't skip if config is invalid. It might be a valid non-Ruby plugin
         current = @config_class.new
         current.set_options(options) if options
         block.call(current) if block
         current = @config.merge(current) if @config
         @config = current