UK PROVS USE ONLY, ALL TV, FOREIGNS AND NATIONALS (INC REGIONAL EDS) OUT.  Library Filer dated 3/7/96 of Graeme Souness who today (Saturday May 24) resigned as manager of Southampton after just 10 months in charge.  Souness, who took over the FA Carling Premiership club last July, achieved one of his greatest managerial feats earlier this month by keeping the Saints in the top flight. See PA Story SOCCER Carling Southampton.  PA PHOTO