d27f852 uniq: remove collation handling as required by newer POSIX

Authored and Committed by kdudka 4 years ago
    uniq: remove collation handling as required by newer POSIX
    
    Related upstream commit:
    https://git.savannah.gnu.org/cgit/coreutils.git/commit/?id=8e81d44b5
    
    Related Austin Group ticket:
    https://www.austingroupbugs.net/view.php?id=963
    
    Patch provided by Bernhard Voelker.
    
        
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