Merge branch '7631-remove-security-report-summary-from-pipelines-view' into 'master'

Backport of CE changes from https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/7844

See merge request gitlab-org/gitlab-ce!22221

app/views/projects/pipelines/_info.html.haml

@@ -30,5 +30,3 @@
     %span.js-details-content.hide
       = link_to @pipeline.sha, project_commit_path(@project, @pipeline.sha), class: "commit-sha commit-hash-full"
     = clipboard_button(text: @pipeline.sha, title: "Copy commit SHA to clipboard")
-
-  = render_if_exists "projects/pipelines/info_extension", pipeline: @pipeline