fix regression for Bind8

Restore support for days without leading 0

Author: linux-wizard

timegrep

@@ -32,7 +32,7 @@ logformat_list.append({'regexp':"(?P<MONTH_NAME>[a-zA-Z]{3}) (?P<DAY>[0-9]{1,2})
 # NSCA Common
 logformat_list.append({'regexp':"(?P<origin>\d+\.\d+\.\d+\.\d+) (?P<identd>-|\w*) (?P<auth>-|\w*) \[(?P<DAY>[0-9]{1,2})/(?P<MONTH_NAME>[a-zA-Z]{3})/(?P<YEAR>[0-9]{4}):(?P<HOURS>[0-9]{2}):(?P<MINUTES>[0-9]{2}):(?P<SECONDS>[0-9]{2}) (?P<tz>[\-\+]?\d\d\d\d)\]", 'name':"NSCA Common", 'description':"host rfc931 username [%d/%b/%Y:%H:%M:%S +TZ]"})
 # Bind8
-logformat_list.append({'regexp':"(?P<DAY>[0-9]{2})\-(?P<MONTH_NAME>[a-zA-Z]{3})\-(?P<YEAR>[0-9]{4}) (?P<HOURS>[0-9]{2}):(?P<MINUTES>[0-9]{2}):(?P<SECONDS>[0-9]{2})\.", 'name':"Bind8", 'description':"%d-%b-%Y %H:%M:%S."})
+logformat_list.append({'regexp':"(?P<DAY>[0-9]{1,2})\-(?P<MONTH_NAME>[a-zA-Z]{3})\-(?P<YEAR>[0-9]{4}) (?P<HOURS>[0-9]{2}):(?P<MINUTES>[0-9]{2}):(?P<SECONDS>[0-9]{2})\.", 'name':"Bind8", 'description':"%d-%b-%Y %H:%M:%S."})
 
 # Allow to convert from month names to month number
 MONTH_LOOKUP = {