docs: add issues desc

crab21 · crab21 · commit db8bc01acde6 · 2020-09-01T17:30:33.000+08:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ENHANCEMENTS:
 
-* Resource: `tencentcloud_vpc_acl_attachment` perfect example field `subnet_ids` to `subnet_id`.
+* Resource: `tencentcloud_vpc_acl_attachment` perfect example field `subnet_ids` to `subnet_id`([#505](https://github.com/tencentcloudstack/terraform-provider-tencentcloud/issues/505)).
 
 ## 1.41.2 (August 28, 2020)
 
