Internationalisation of filtered_search directory - EE
What does this MR do?
i18n the behaviors directory
This is one of many MRs opened in order to improve the overall internationalisation of the GitLab codebase.
This MR only targets the Vanilla JS files.
https://docs.gitlab.com/ee/development/i18n/externalization.html
Related issue is https://gitlab.com/gitlab-org/gitlab-ce/issues/59733