Addition - Secondary account disclaimer

src/backend/templates/views/account/register.pug

@@ -13,6 +13,10 @@ block content
                 br
                 +flash-messages(flash)
 
+                hr
+                h3 Lost account / returning player
+                p If you have a FAF account you can no longer access, please contact the moderation team via <a href="https://discord.gg/mXahVSKGVb" target="_blank"/>Discord</a> or the <a href="https://forum.faforever.com/" target="_blank">Forums</a>, or attempt to reset your password on <a href="https://help.steampowered.com/en/wizard/HelpWithLoginInfo?reset=1&issueid=408" target="_blank">Steam</a>.
+                p Creating and operating multiple accounts is prohibited, and creating a secondary account will lead to moderation action.
                 form(
                     method='post',
                     action='/account/register',