Remove SES translations

locale/core.yml

@@ -105,14 +105,10 @@ core:
       mail_mandrill_secret_label: Secret key
       mail_password_label: => core.ref.password
       mail_port_label: Port
-      mail_ses_key_label: Key
-      mail_ses_region_label: Region
-      mail_ses_secret_label: Secret
       mail_username_label: => core.ref.username
       mailgun_heading: Mailgun Settings
       mandrill_heading: Mandrill Settings
       not_sending_message: Flarum currently does not send emails. This can be due to the selected driver, or errors in its configuration.
-      ses_heading: SES Settings
       smtp_heading: SMTP Settings
       submit_button: => core.ref.save_changes
       text: Configure the driver, settings and addresses your forum will use to send email.