fixed log file rotation group ownership

apache/rc.apache

@@ -36,7 +36,7 @@
     if [ ".$apache_log_files" != . ]; then
         shtool rotate -f \
             -n${apache_log_rotsteps} -s${apache_log_rotminsize} -d \
-            -z${apache_log_rotcomplevel} -o@l_fsusr@ -o@l_fsgrp@ -m644 \
+            -z${apache_log_rotcomplevel} -o@l_fsusr@ -g@l_fsgrp@ -m644 \
             -P "$apache_log_rotprolog" \
             -E "@l_prefix@/sbin/apachectl restart; $apache_log_rotepilog" \
             $apache_log_files

postfix/rc.postfix

@@ -39,7 +39,7 @@
     #   generate logfile summary
     shtool rotate -f \
         -n${postfix_log_numfiles} -s0 \
-        -z${postfix_log_complevel} -o@l_fsusr@ -o@l_fsgrp@ -m644 \
+        -z${postfix_log_complevel} -o@l_fsusr@ -g@l_fsgrp@ -m644 \
         @l_prefix@/var/postfix/log/postfix.sum
     logfiles="@l_prefix@/var/postfix/log/postfix.log"
     if [ -f "@l_prefix@/var/postfix/log/postfix.log.0" ]; then