add suppression for possible leak false positives in Ubuntu 11.11
add suppression for possible leak false positives in Ubuntu 11.11

git-svn-id: fe3cd4388a6e5a968b09397a3d721fe124e8117a@924 5b54908e-ead4-fc18-b48a-0285e6dbc711

rnk/drmemory,rnk/drmemory,rnk/drmemory,rnk/drmemory