Ticket 47560: fixup memberof task does not work: task entry not added
    
    Bug Description:
    
    	The fixup memberof tasks is triggered by ADD of entry like:
    	cn=memberOf_fixup_YYYY_MM_DD_HH_MM_SS, cn=memberOf task, cn=tasks, cn=config
    
    	the script fixup-memberof.pl does not add this entry
    
    Fix Description:
    	Initialize the $entry variable
    
    https://fedorahosted.org/389/ticket/47560
    
    Reviewed by: Noriko Hosoi
    
    Platforms tested: F17
    
    Flag Day: no
    
    Doc impact: no