wdc: fix muon build warning

Change the string length to 41 from 40 for the warning below.

[165/166] linking unit/test-uint128
../plugins/wdc/wdc-nvme.c: In function 'wdc_print_unsupported_reqs_log_json':
../plugins/wdc/wdc-nvme.c:5381:71: warning: 'sprintf' may write a terminating nul past the end of the destination [-Wformat-overflow=]
   sprintf((char *)unsup_req_list_str, "Unsupported Requirement List %d", j);
                                                                       ^
../plugins/wdc/wdc-nvme.c:5381:3: note: 'sprintf' output between 31 and 41 bytes into a destination of size 40
   sprintf((char *)unsup_req_list_str, "Unsupported Requirement List %d", j);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Tokunori Ikegami <[email protected]>

Author: ikegami-t

plugins/wdc/wdc-nvme.c

@@ -5374,9 +5374,9 @@ static void wdc_print_unsupported_reqs_log_json(struct wdc_ocp_C5_unsupported_re
 
 	json_object_add_value_int(root, "Number Unsupported Req IDs", le16_to_cpu(log_data->unsupported_count));
 
-	char unsup_req_list_str[40];
+	char unsup_req_list_str[41];
 
-	memset((void *)unsup_req_list_str, 0, 40);
+	memset((void *)unsup_req_list_str, 0, 41);
 	for (j = 0; j < le16_to_cpu(log_data->unsupported_count); j++) {
 		sprintf((char *)unsup_req_list_str, "Unsupported Requirement List %d", j);
 		json_object_add_value_string(root, unsup_req_list_str, (char *)log_data->unsupported_req_list[j]);