add current user into cache keys

Author: microstudi

decidim-proposals/app/cells/decidim/proposals/proposal_g_cell.rb

@@ -62,7 +62,8 @@ def cache_hash
           hash << Digest::MD5.hexdigest(model.authors.map(&:cache_key_with_version).to_s)
           hash << (model.must_render_translation?(model.organization) ? 1 : 0) if model.respond_to?(:must_render_translation?)
           hash << model.component.participatory_space.active_step.id if model.component.participatory_space.try(:active_step)
-          hash << model.voted_by?(current_user)
+          hash << model.voted_by?(current_user) ? 1 : 0
+          hash << (current_user&.id || 0)
           hash.join(Decidim.cache_key_separator)
         end
       end