Remove useless imap dns entry

hosts

@@ -1,9 +1,6 @@
 
 ;; Add the following to your /etc/hosts file
 
-; Enables ProtonMail lookups in offlineimap
-127.0.0.1 imap.protonmail.com
-
 ; Elation helper domains
 172.17.10.215   stage.elationemr.com
 172.16.12.166   prod.elationemr.com