Fix project snippets breadcrumb link

app/views/projects/snippets/show.html.haml

 - @content_class = "limit-container-width limited-inner-width-container" unless fluid_layout
-- add_to_breadcrumbs "Snippets", dashboard_snippets_path
+- add_to_breadcrumbs "Snippets", project_snippets_path(@project)
 - breadcrumb_title @snippet.to_reference
 - page_title "#{@snippet.title} (#{@snippet.to_reference})", "Snippets"

changelogs/unreleased/38696-fix-project-snippets-breadcrumb-link.yml

+---
+title: Fix project snippets breadcrumb link
+merge_request:
+author:
+type: fixed