Externalize stirngs of Authentication log page in user profile

app/views/profiles/_event_table.html.haml

 %h5.prepend-top-0
-  History of authentications
+  = _('History of authentications')
 
 %ul.content-list
   - events.each do |event|
     %li
       %span.description
         = audit_icon(event.details[:with], class: "append-right-5")
-        Signed in with
-        = event.details[:with]
-        authentication
+        = _('Signed in with %{authentication} authentication') % { authentication: event.details[:with]}
       %span.float-right= time_ago_with_tooltip(event.created_at)
 
 = paginate events, theme: "gitlab"

app/views/profiles/audit_log.html.haml

-- page_title "Authentication log"
+- page_title _('Authentication log')
 - @content_class = "limit-container-width" unless fluid_layout
 
 .row.prepend-top-default
@@ -6,6 +6,6 @@
     %h4.prepend-top-0
       = page_title
     %p
-      This is a security log of important events involving your account.
+      = _('This is a security log of important events involving your account.')
   .col-lg-8
     = render 'event_table', events: @events

locale/gitlab.pot

@@ -4934,6 +4934,9 @@ msgstr ""
 msgid "History"
 msgstr ""
 
+msgid "History of authentications"
+msgstr ""
+
 msgid "Hook was successfully created."
 msgstr ""
 
@@ -8872,6 +8875,9 @@ msgstr ""
 msgid "Sign-up restrictions"
 msgstr ""
 
+msgid "Signed in with %{authentication} authentication"
+msgstr ""
+
 msgid "Signing in using %{label} has been disabled"
 msgstr ""
 
@@ -9906,6 +9912,9 @@ msgstr ""
 msgid "This is a delayed job to run in %{remainingTime}"
 msgstr ""
 
+msgid "This is a security log of important events involving your account."
+msgstr ""
+
 msgid "This is the author's first Merge Request to this project."
 msgstr ""