docs: add changelog for 0.30.4 (#1519)

Author: wenytang-ms

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Change Log
 
+## 0.30.4
+
+- Add new experiment that support project info as context for Copilot in https://github.com/microsoft/vscode-java-pack/pull/1518
+
 ## 0.30.3
 
 - Add new experiment that add context provider for Copilot in https://github.com/microsoft/vscode-java-pack/pull/1489

package-lock.json

@@ -3,7 +3,7 @@
   "displayName": "Extension Pack for Java",
   "description": "Popular extensions for Java development that provides Java IntelliSense, debugging, testing, Maven/Gradle support, project management and more",
   "license": "MIT",
-  "version": "0.30.3",
+  "version": "0.30.4",
   "publisher": "vscjava",
   "preview": false,
   "engines": {