Release: 12.0.2 (#106855)

* Update changelog

* Update version to 12.0.2

* Update CHANGELOG.md

add cve fix to changelog

---------

Co-authored-by: grafana-delivery-bot[bot] <grafana-delivery-bot[bot]@users.noreply.github.com>
Co-authored-by: Jev Forsberg <46619047+baldm0mma@users.noreply.github.com>

package.json

@@ -3,7 +3,7 @@
   "license": "AGPL-3.0-only",
   "private": true,
   "name": "grafana",
-  "version": "12.0.2",
+  "version": "12.0.3",
   "repository": "github:grafana/grafana",
   "scripts": {
     "build": "NODE_ENV=production nx exec --verbose -- webpack --config scripts/webpack/webpack.prod.js --progress",