numa: fix comment

Fix up English in comments:
s/the each/each/

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>

numa.c

@@ -172,7 +172,7 @@ void set_numa_nodes(void)
         if (i == nb_numa_nodes) {
             uint64_t usedmem = 0;
 
-            /* On Linux, the each node's border has to be 8MB aligned,
+            /* On Linux, each node's border has to be 8MB aligned,
              * the final node gets the rest.
              */
             for (i = 0; i < nb_numa_nodes - 1; i++) {