chore(deps): update dependency @grafana/eslint-config to v9 (#27)

| datasource | package                | from  | to    |
| ---------- | ---------------------- | ----- | ----- |
| npm        | @grafana/eslint-config | 8.1.0 | 9.0.0 |

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>
Co-authored-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

package-lock.json

@@ -18,7 +18,7 @@
   "devDependencies": {
     "@babel/core": "^7.28.0",
     "@emotion/jest": "^11.13.0",
-    "@grafana/eslint-config": "^8.1.0",
+    "@grafana/eslint-config": "^9.0.0",
     "@grafana/plugin-e2e": "^2.1.7",
     "@grafana/tsconfig": "^2.0.0",
     "@playwright/test": "^1.54.1",