[explorer] task: release note v1.2.2

Author: AnthonyLaw

CHANGELOG.md

@@ -3,6 +3,16 @@ All notable changes to this project will be documented in this file.
 
 The changelog format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [v1.2.2][v1.2.2] - 22-Aug-2023
+Package  | Version  | Link
+---|---|---
+REST Core| v2.4.2 | catapult-rest
+SDK Core| v2.0.3 | symbol-sdk
+
+[Bug] [#1188](https://github.com/symbol/explorer/pull/1188): Remove address hyphens in account balance
+
+[Update] [#1189](https://github.com/symbol/explorer/pull/1189): Update Jenkinsfile to the latest format
+
 ## [v1.2.1][v1.2.1] - 16-May-2023
 Package  | Version  | Link
 ---|---|---
@@ -554,3 +564,4 @@ SDK Core| v0.20.7 | symbol-sdk
 [v1.1.7]: https://github.com/symbol/explorer/releases/tag/v1.1.7
 [v1.2.0]: https://github.com/symbol/explorer/releases/tag/v1.2.0
 [v1.2.1]: https://github.com/symbol/explorer/releases/tag/v1.2.1
+[v1.2.2]: https://github.com/symbol/explorer/releases/tag/v1.2.2

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "symbol-explorer",
-  "version": "1.2.1",
+  "version": "1.2.2",
   "description": "Symbol Block and Network Explorer",
   "scripts": {
     "build": "vue-cli-service build",