valgrind.supp: ignore boost::uuid randomness from uninit memory
valgrind.supp: ignore boost::uuid randomness from uninit memory

https://svn.boost.org/trac/boost/ticket/7248

Signed-off-by: Sage Weil <6dd34506bbd5e58221bbb3e4732d97c91f02277b@redhat.com>

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