Docs: Minor changelog tweak

CHANGELOG.md

@@ -6,7 +6,7 @@
   * **Graph**: Fixed series legend color for hidden series. [#16438](https://github.com/grafana/grafana/pull/16438), [@Ijin08](https://github.com/Ijin08)
   * **Graph**: Fixed tooltip highlight on white theme. [#16429](https://github.com/grafana/grafana/pull/16429), [@torkelo](https://github.com/torkelo)
   * **Styles**: Fixed menu hover highlight border. [#16431](https://github.com/grafana/grafana/pull/16431), [@torkelo](https://github.com/torkelo)
-  * **Units**: Correctly use the override decimals. [#16413](https://github.com/grafana/grafana/pull/16413), [@torkelo](https://github.com/torkelo)
+  * **Singlestat Panel**: Correctly use the override decimals. [#16413](https://github.com/grafana/grafana/pull/16413), [@torkelo](https://github.com/torkelo)
 
 # 6.1.1 (2019-04-05)