logrotate: restore Debian formatting

roles/logrotate/templates/logrotate.conf

@@ -1,7 +1,24 @@
+# see "man logrotate" for details
 {{ ansible_managed | comment }}
 
+# global options do not affect preceding include directives
+
+# rotate log files weekly
 weekly
+
+# keep 4 weeks worth of backlogs
 rotate 4
+
+# create new (empty) log files after rotating old ones
 create
 
+# use date as a suffix of the rotated file
+#dateext
+
+# uncomment this if you want your log files compressed
+#compress
+
+# packages drop log rotation information into this directory
 include /etc/logrotate.d
+
+# system-specific logs may also be configured here.