back-out recent change to restore 'reload' command and fix ownerships

postfix/rc.postfix

@@ -53,7 +53,8 @@
     #   rotate logfile
     shtool rotate -f \
         -n${postfix_log_numfiles} -s${postfix_log_minsize} -d \
-        -z${postfix_log_complevel} -o@l_rusr@ -g@l_rgrp@ -m644 \
-        -P "${postfix_log_prolog}" \
-        -E "${postfix_log_epilog}" \
+        -z${postfix_log_complevel} -o@l_musr@ -g@l_mgrp@ -m644 \
+        -P "$postfix_log_prolog" \
+        -E "@l_prefix@/sbin/postfix reload; $postfix_log_epilog" \
         @l_prefix@/var/postfix/log/postfix.log
+