Fix breadcrumb links

(cherry picked from commit 9296d473)

app/views/dashboard/issues.html.haml

 - @hide_top_links = true
-- page_title "Issues"
-- header_title  "Issues", issues_dashboard_path(assignee_id: current_user.id)
+- page_title _("Issues")
+- @breadcrumb_link = issues_dashboard_path(assignee_id: current_user.id)
 = content_for :meta_tags do
   = auto_discovery_link_tag(:atom, params.merge(rss_url_options), title: "#{current_user.name} issues")
 

app/views/dashboard/merge_requests.html.haml

 - @hide_top_links = true
-- page_title "Merge Requests"
-- header_title  "Merge Requests", merge_requests_dashboard_path(assignee_id: current_user.id)
+- page_title _("Merge Requests")
+- @breadcrumb_link = merge_requests_dashboard_path(assignee_id: current_user.id)
 
 .top-area
   = render 'shared/issuable/nav', type: :merge_requests, display_count: !@no_filters_set

app/views/shared/issuable/_filter.html.haml

@@ -25,7 +25,7 @@
         .filter-item.inline.labels-filter
           = render "shared/issuable/label_dropdown", selected: selected_labels, use_id: false, selected_toggle: params[:label_name], data_options: { field_name: "label_name[]" }
 
-        - if !@no_filters_set
+        - unless @no_filters_set
           .pull-right
             = render 'shared/sort_dropdown'