Update options/locale/locale_en-US.ini

Co-authored-by: delvh <[email protected]>
Signed-off-by: Dominik Rubo <[email protected]>

Author: dr-1

options/locale/locale_en-US.ini

@@ -472,7 +472,7 @@ openid_register_title = Create new account
 openid_register_desc = The chosen OpenID URI is unknown. Associate it with a new account here.
 openid_signin_desc = Enter your OpenID URI. For example: alice.openid.example.org or https://openid.example.org/alice.
 disable_forgot_password_mail = Account recovery is disabled because no email address is set up. Please contact your site administrator.
-disable_forgot_password_mail_admin = Account recovery is only available when email address is set up.
+disable_forgot_password_mail_admin = Account recovery is only available when an email address is set up.
 email_domain_blacklisted = You cannot register with your email address.
 authorize_application = Authorize Application
 authorize_redirect_notice = You will be redirected to %s if you authorize this application.