[#114] Removed `email_invite` implementation (to be addressed separately).

lib/pleroma/emails/user_email.ex

@@ -37,25 +37,4 @@ def password_reset_email(user, password_reset_token) when is_binary(password_res
     |> subject("Password reset")
     |> html_body(html_body)
   end
-
-  def user_invitation_email(user, to_email, to_name \\ nil) do
-    registration_url =
-      Router.Helpers.redirect_url(
-        Endpoint,
-        :registration_page,
-        ""
-      )
-
-    html_body = """
-    <h3>You are invited to #{instance_name()}</h3>
-    <p>#{user.name} invites you to join #{instance_name()}, an instance of Pleroma federated social networking platform.</p>
-    <p>Click the following link to register: <a href="#{registration_url}">accept invitation</a>.</p>
-    """
-
-    new()
-    |> to(recipient(to_email, to_name))
-    |> from(sender())
-    |> subject("Invitation to #{instance_name()}")
-    |> html_body(html_body)
-  end
 end