Silence warning

Get takes a (pmix_value_t**), so don't cast it to (void**)

Signed-off-by: Ralph Castain <rhc@pmix.org>
(from upstream from commit 16ce9a8)
Signed-off-by: George Bosilca <gbosilca@nvidia.com>

Author: rhc54

src/prted/pmix/pmix_server_queries.c

@@ -815,7 +815,7 @@ static void _query(int sd, short args, void *cbdata)
                 }
                 PMIX_LOAD_PROCID(&pproc, jobid, PMIX_RANK_WILDCARD);
                 PMIX_INFO_LOAD(&info, PMIX_IMMEDIATE, NULL, PMIX_BOOL);
-                ret = PMIx_Get(&pproc, PMIX_MEM_ALLOC_KIND, &info, 1, (void**)&value);
+                ret = PMIx_Get(&pproc, PMIX_MEM_ALLOC_KIND, &info, 1, &value);
                 if (PMIX_SUCCESS != ret) {
                     goto done;
                 }