Remove unused translations

config/locales/en.yml

@@ -328,7 +328,6 @@ en:
   edit_statuses: 'Edit statuses'
   contact_list: 'Contact list'
   create_new_contact: 'Create new contact'
-  domain_pw: 'Domain password'
   history: 'History'
 
   new_registrar: 'New registrar'
@@ -476,7 +475,6 @@ en:
               blank: "Password can't be blank"
 
   username: 'Username'
-  password: 'Password'
   log_in: 'Log in'
   domains: 'Domains'
   register: 'Register'
@@ -789,9 +787,6 @@ en:
   contact_is_not_valid: 'Contact %{value} is not valid, please fix the invalid contact'
   welcome_to_eis_registrar_portal: 'Welcome to EIS Registrar portal'
   interfaces: 'Interfaces'
-  list_format_is_in_yaml: 'List format is in YAML'
-  if_auth_info_is_left_empty_it_will_be_auto_generated: 'If auth info is left empty, it will be auto generated.'
-  each_domain_name_must_end_with_colon_sign: 'Each domain name must end with colon (:) sign.'
   next: 'Next'
   previous: 'Previous'
   personal_domain_verification_url: 'Personal domain verification url'