fix signup email (#1411)

epicfaace · web-flow · commit 2718b7cf78b6 · 2019-09-22T07:15:21.000-07:00
diff --git a/views/email_verification_body.tpl b/views/email_verification_body.tpl
@@ -1,6 +1,6 @@
 Hi {{ user }},
 
-You have signed up for an CodaLab account on {{ current_site }} using this
+You have signed up for an CodaLab account on {{ hostname }} using this
 email address.  To confirm and activate your account, please follow the link
 below:
 
