Remove iterations page specific CSS

Remove iterations page specific CSS that was added in
https://gitlab.com/gitlab-org/gitlab/-/merge_requests/52009
now that the overriding styles have been added to GitLab UI

config/application.rb

@@ -193,7 +193,6 @@ module Gitlab
     config.assets.precompile << "page_bundles/import.css"
     config.assets.precompile << "page_bundles/incident_management_list.css"
     config.assets.precompile << "page_bundles/issues_list.css"
-    config.assets.precompile << "page_bundles/iterations.css"
     config.assets.precompile << "page_bundles/jira_connect.css"
     config.assets.precompile << "page_bundles/jira_connect_users.css"
     config.assets.precompile << "page_bundles/learn_gitlab.css"

ee/app/assets/stylesheets/page_bundles/iterations.scss

-/* TODO Remove this CSS page bundle once this CSS override has been added to GitLab UI */
-
-.gl-alert .gl-label .gl-link {
-  text-decoration: none;
-}

ee/app/views/groups/iterations/show.html.haml

 - add_to_breadcrumbs _("Iterations"), group_iterations_path(@group)
 - breadcrumb_title params[:id]
 - page_title _("Iterations")
-- add_page_specific_style 'page_bundles/iterations'
 
 - if Feature.enabled?(:group_iterations, @group, default_enabled: true)
   .js-iteration{ data: { full_path: @group.full_path,

ee/app/views/projects/iterations/show.html.haml

 - add_to_breadcrumbs _("Iterations"), project_iterations_path(@project)
 - breadcrumb_title params[:id]
 - page_title _("Iteration")
-- add_page_specific_style 'page_bundles/iterations'
 
 .js-iteration{ data: { full_path: @project.full_path,
   can_edit: can?(current_user, :admin_iteration, @project).to_s,