add class for no breadcrumbs state before rendering the component

Author: bsatarnejad

app/components/primer/open_project/page_header.rb

@@ -40,7 +40,6 @@ class PageHeader < Primer::Component
           "PageHeader-title",
           "PageHeader-title--#{variant}"
         )
-        @system_arguments[:classes] = class_names(@system_arguments[:classes], ("PageHeader--noBreadcrumb" unless show_breadcrumbs?))
         Primer::OpenProject::PageHeader::Title.new(state: @state, **system_arguments)
       }
 
@@ -271,6 +270,14 @@ def render?
         title? && breadcrumbs?
       end
 
+      def before_render
+        super
+        @system_arguments[:classes] = class_names(
+          @system_arguments[:classes],
+          ("PageHeader--noBreadcrumb" unless show_breadcrumbs?)
+        )
+      end
+
       def context_bar
         return unless show_context_bar?