[br] fixed false error in rule KEMM_N_J since when adjective has
     suffixes such as -kenañ, -tre, -meurbet, the mutation of
     the adjective is not always done.


git-svn-id: https://languagetool.svn.sourceforge.net/svnroot/languagetool/trunk/languagetool@9774 2fe6a88b-1217-0410-b804-ba6ed01314b8