ActionView 7.0 compat

when '/' suffixed views_prefix is given in Rails 7.0, kaminari fails to find the partial and raises
ActionView::MissingTemplate: Missing partial alternative//kaminari/_paginator

kaminari-core/lib/kaminari/helpers/tags.rb

@@ -66,7 +66,7 @@ module Kaminari
          "kaminari",
          @theme,
          self.class.name.demodulize.underscore
-        ].compact.join("/")
+        ].compact.join("/").gsub('//', '/')
       end
     end