Allow to pass the destination link for the geozone link

Previous to this commit the geozone link shown in the
legislation proposal page was pointing to the proposals
process feature instead to the legislation proposals.

app/components/shared/geozone_link_component.rb

@@ -1,8 +1,9 @@
 class Shared::GeozoneLinkComponent < ApplicationComponent
-  attr_reader :geozonable
+  attr_reader :geozonable, :link
   delegate :geozone_name, to: :helpers
 
-  def initialize(geozonable)
+  def initialize(geozonable, link)
     @geozonable = geozonable
+    @link = link
   end
 end