net-im/ejabberd: remove useless deinstall script

pkg-message can do the same more accurately, no need to run a shell
script to tell the deinstall message to the users

net-im/ejabberd/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	ejabberd
 PORTVERSION=	22.05
+PORTREVISION=	1
 CATEGORIES=	net-im
 
 # See https://github.com/processone/ejabberd/issues/3819

net-im/ejabberd/files/pkg-message.in

@@ -23,5 +23,11 @@ Please refer to the release notes[0] for required DB schema updates.
 
 [0] https://www.process-one.net/blog/ejabberd-22-05/
 EOM
+},
+{ type: remove
+  message: <<EOM
+If you wish to delete ejabberd data and log files, remove
+"/var/spool/ejabberd" and "/var/log/ejabberd" directories.
+EOM
 }
 ]

net-im/ejabberd/pkg-deinstall

@@ -1,13 +0,0 @@
-#!/bin/sh
-
-if [ x"$2" != x"POST-DEINSTALL" ]; then
-    exit 0
-fi
-
-cat <<EOF
-If you wish to delete ejabberd data and log files, remove
-"/var/spool/ejabberd" and "/var/log/ejabberd" directories.
-
-EOF
-
-exit 0