Bug 750625 - Fix Coverity (11066) Unused pointer value
    
    https://bugzilla.redhat.com/show_bug.cgi?id=750625
    
    slapd/opshared.c (op_shared_search)
    
    Bug Description: A pointer "normbase" returned by "slapi_sdn_get_
    dn(sdn)" is never used.
    
    Fix description: removing the line that normbase is set.