Fix MS AD Search Attributes English translation (#3282)

Author: Piotr Orzechowski

options/locale/locale_en-US.ini

@@ -1310,7 +1310,7 @@ auths.attribute_mail = Email attribute
 auths.attributes_in_bind = Fetch attributes in Bind DN context
 auths.filter = User Filter
 auths.admin_filter = Admin Filter
-auths.ms_ad_sa = Ms Ad SA
+auths.ms_ad_sa = MS AD Search Attributes
 auths.smtp_auth = SMTP Authentication Type
 auths.smtphost = SMTP Host
 auths.smtpport = SMTP Port