DOC: update CHANGELOG

CHANGELOG.md

@@ -20,11 +20,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * `BUILD_MODULE_EXT_ENTITY_ACL_USER_MANAGEMENT_BUTTON` build variable with which
   a button to the user management is added to the navbar for users with role
   administration if `BUILD_MODULE_EXT_ENTITY_ACL=ENABLED`.
-* `BUILD_LONG_TEXT_PROPERTY_THRESHOLD_SINGLE` and
-  `BUILD_LONG_TEXT_PROPERTY_THRESHOLD_LIST` build variable. Any numeric value>0
-  will cause text properties with values longer than the threshold to be put
-  into a `details` tag with a shortened summary. `DISABLED` will disable this
-  feature. Defaults: 140 characters for single values, 40 for list values.
+* [#202](https://gitlab.com/caosdb/caosdb-webui/-/issues/202) - handle long
+  text properties. Introcution of the
+  `BUILD_LONG_TEXT_PROPERTY_THRESHOLD_SINGLE` and
+  `BUILD_LONG_TEXT_PROPERTY_THRESHOLD_LIST` build variables. Any numeric
+  value>0 will cause text properties with values longer than the threshold to
+  be put into a `details` tag with a shortened summary. `DISABLED` will disable
+  this feature. Defaults: 140 characters for single values, 40 for list values.
 
 ### Changed (for changes in existing functionality)