Add page titles for two_factor_auths views

app/views/profiles/two_factor_auths/codes.html.haml

+- page_title 'Recovery Codes', 'Two-factor Authentication'
+
 %h3.page-title Two-factor Authentication Recovery codes
 %hr
 = render 'codes'

app/views/profiles/two_factor_auths/create.html.haml

+- page_title 'Two-factor Authentication', 'Account'
+
 .alert.alert-success
   Congratulations! You have enabled Two-factor Authentication!
 

app/views/profiles/two_factor_auths/new.html.haml

+- page_title 'Two-factor Authentication', 'Account'
+
 %h2.page-title Two-Factor Authentication (TFA)
 %p
   Download the Google Authenticator application from App Store for iOS or