Upgrade notes updated

Author: mzweifel

UPGRADE.md

@@ -1,7 +1,9 @@
 # Upgrade Notes
 
+## 2.0.4
+[BUGFIX] QueryCleanTermFilter str_replace fallback
 ## 2.0.3
-- [LICENSE] Dual-License with GPL and Dachcom Commercial License (DCL) added
+[LICENSE] Dual-License with GPL and Dachcom Commercial License (DCL) added
 ## 2.0.2
 added backend ui (supported in dynamic search >= 4.0.4) [#10](https://github.com/dachcom-digital/pimcore-dynamic-search-index-provider-opensearch/pull/10)
 ## 2.0.1