Fix another missing OOM check (my bad v2)

Author: bptato

quickjs.c

@@ -57765,6 +57765,8 @@ static JSValue js_domexception_get_code(JSContext *ctx, JSValueConst this_val)
         return JS_EXCEPTION;
     if (s->code == -1) {
         name = JS_ToCStringLen(ctx, &len, s->name);
+        if (!name)
+            return JS_EXCEPTION;
         for (i = 0; i < countof(js_dom_exception_names_table); i++) {
             it = js_dom_exception_names_table[i].name;
             if (it && !strcmp(it, name) && len == strlen(it)) {