md-cluster: use %pU to print UUIDs
md-cluster: use %pU to print UUIDs

Reviewed-by: Goldwyn Rodrigues <c9a1f5b69e66eac203c1a3ccc3e06e47e8b65275@suse.com>
Signed-off-by: Guoqing Jiang <f4e8c96b48af51c40e90256e33ffa84768e122d4@suse.com>
Signed-off-by: NeilBrown <1c00aa603bb92d594c03cff60ecf8e63b2a5bcb1@suse.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs