Externalize add_to_breadcrumbs messages

Externalizes add_to_breadcrumbs messages

Changelog: changed

app/views/admin/identities/edit.html.haml

-- add_to_breadcrumbs "Users", admin_users_path
+- add_to_breadcrumbs _('Users'), admin_users_path
 - add_to_breadcrumbs @user.name, admin_user_identities_path(@user)
 - breadcrumb_title "Edit Identity"
 - page_title _("Edit"), @identity.provider, _("Identities"), @user.name, _("Users")

app/views/admin/identities/index.html.haml

-- add_to_breadcrumbs "Users", admin_users_path
+- add_to_breadcrumbs _('Users'), admin_users_path
 - breadcrumb_title @user.name
 - page_title _("Identities"), @user.name, _("Users")
 = render 'admin/users/head'

app/views/admin/identities/new.html.haml

-- add_to_breadcrumbs "Users", admin_users_path
+- add_to_breadcrumbs _('Users'), admin_users_path
 - add_to_breadcrumbs @user.name, admin_user_identities_path(@user)
 - breadcrumb_title "New Identity"
 - page_title _("New Identity")

app/views/admin/impersonation_tokens/index.html.haml

-- add_to_breadcrumbs 'Users', admin_users_path
+- add_to_breadcrumbs _('Users'), admin_users_path
 - breadcrumb_title @user.name
 - page_title _('Impersonation Tokens'), @user.name, _('Users')
 - type = _('impersonation token')

app/views/profiles/keys/show.html.haml

-- add_to_breadcrumbs "SSH Keys", profile_keys_path
+- add_to_breadcrumbs _('SSH Keys'), profile_keys_path
 - breadcrumb_title @key.title
 - page_title @key.title, _('SSH Keys')
 - @content_class = "limit-container-width" unless fluid_layout

app/views/projects/error_tracking/details.html.haml

 - page_title _('Error Details')
-- add_to_breadcrumbs 'Errors', project_error_tracking_index_path(@project)
+- add_to_breadcrumbs _('Errors'), project_error_tracking_index_path(@project)
 - add_page_specific_style 'page_bundles/error_tracking_details'
 
 #js-error_details{ data: error_details_data(@project, @issue_id) }

app/views/shared/wikis/pages.html.haml

-- add_to_breadcrumbs "Wiki", wiki_path(@wiki)
+- add_to_breadcrumbs _('Wiki'), wiki_path(@wiki)
 - breadcrumb_title s_("Wiki|Pages")
 - page_title s_("Wiki|Pages"), _("Wiki")
 - sort_title = wiki_sort_title(params[:sort])