Add shardingsphere-ui RELEASE-NOTES.md (#5305)

shardingsphere-ui/RELEASE-NOTES.md

+## 4.1.0
+
+### New Features
+
+1. Add a start.bat to launch for shardingsphere-ui distribution module in Windows
+1. The work flow and roadmap of sharding-scaling
+
+### Enhancements
+
+1. sharding-ui-frontend config file problem
+1. The enhancement for the first version sharding-scaling-ui
+1. Fix link of build status
+1. Fix ui login Chinese text
+1. Add sharding scaling API document
+
+### Bug Fixes
+
+1. Fix request error page interactive presentation problem
+1. Fix ui module for new center api 
+1. Fix spelling error
+1. UI details modification
+1. Fixes ui errors when loading datasources config
+
+## 4.0.0
+
+### New Features
+
+1. Sharding-ui-frontend multilingual support
+1. Optimize the running time of UI unit test
+1. Support data migration function
+
+### Enhancements
+
+1. Warning when maven install for npm version
+1. Upgrade the node version of pom.xml file
+
+### Bug Fixes
+
+1. User UI interaction without login for a long time
+1. Modify login chinese content
+
+## 4.0.0-RC3
+
+### New Features
+
+1. Merge OpenShardingUI features
+1. Sharding-ui-backend support spring-boot-maven-plugin plugin
+
+### Enhancements
+
+1. Solving npm run build error reporting problem
+1. Improving sharding-ui-frontend details modification
+1. Sharding-ui-frontend optimization
+1. Check Sharding-UI License
+1. Remove unnecessary checkstate & refactor code
+
+### Bug Fixes
+
+1. Plugin version not defined
+1. Build error: spring-boot-maven-plugin version not defined
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