show: Tune protobus showers for .int(32|64)

Use # for both and don't use fixed field width for 32bit one (as they are
most likely just some values, while the 64bit is some address which is better
to be printed with full width).
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

protobuf.c

@@ -138,12 +138,12 @@ typedef void (pb_pr_field_t)(void *obj, pb_pr_ctl_t *ctl);
 
 static void pb_msg_int32x(void *obj, pb_pr_ctl_t *ctl)
 {
-	pr_msg("0x%08x", *(int *)obj);
+	pr_msg("%#x", *(int *)obj);
 }
 
 static void pb_msg_int64x(void *obj, pb_pr_ctl_t *ctl)
 {
-	pr_msg("0x%016lx", *(long *)obj);
+	pr_msg("%#016lx", *(long *)obj);
 }
 
 static void pb_msg_string(void *obj, pb_pr_ctl_t *ctl)