Make the details page the merge requests' show view

app/controllers/merge_requests_controller.rb

@@ -32,9 +32,8 @@ class MergeRequestsController < ApplicationController
     end
   end
 
-  def details
+  def show
     @merge_request = MergeRequest.find(params[:id])
-    render :details
   end
 
   def update_organisations

app/views/merge_requests/_merge_request_list.html.erb

@@ -48,7 +48,7 @@
             <% row.with_cell(html_attributes: {
               scope: "row",
             }) do %>
-              <%= govuk_link_to("View details", "/merge-request/#{merge_request.id}/details") %>
+              <%= govuk_link_to("View details", "/merge-request/#{merge_request.id}") %>
             <% end %>
           <% end %>
         <% end %>