Update snap_poke.c (#134)

Allow for cards with numbers 5-7 (possible on IC922) to be used in snap_poke

Author: fleon-psi

software/tools/snap_poke.c

@@ -163,7 +163,7 @@ int main (int argc, char* argv[])
     rbval = ~val;
     switch_cpu (cpu, verbose_flag);
 
-    if ((card_no < 0) || (card_no > 4)) {
+    if ((card_no < 0) || (card_no > 7)) {
         fprintf (stderr, "err: (%d) is a invalid card number!\n",
                  card_no);
         usage (argv[0]);