Proactively add #4376 to 3.10.0 release notes

Author: michaelklishin

release-notes/3.10.0.md

@@ -282,5 +282,6 @@ This release includes all applicable [bug fixes that shipped in `3.9.x` releases
  * `ra` upgraded from [`2.0.0` to `2.0.6`](https://github.com/rabbitmq/ra/compare/v2.0.0...v2.0.6)
  * `osiris` upgraded from [`1.0.0` to `1.2.4`](https://github.com/rabbitmq/osiris/compare/v1.0.0...v1.2.4)
  * `ranch` upgraded from [`2.0.0` to `2.1.0`](https://github.com/ninenines/ranch/compare/2.0.0...2.1.0)
+ * `prometheus` upgraded from [`4.8.1` to `4.8.2`](https://github.com/deadtrickster/prometheus.erl/compare/06425c21a39c1564164f1cc3fe5bdfa8b23b1f78...v4.8.2)
  * `observer_cli` upgraded from [`1.6.2` to `1.7.2`](https://github.com/zhongwencool/observer_cli/compare/1.6.2...1.7.2)
  * `gen_batch_server` upgraded from [`0.8.6` to `0.8.7`](https://github.com/rabbitmq/gen-batch-server/compare/38191672ee0f22a8d5291c6c09f8c07178d565ca...v0.8.7)