docs: update CHANGELOG.md

Author: sladkoff

CHANGELOG.md

@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v3.1.1] - 2025-02-11
+
+### Fixed
+- [#285](https://github.com/sladkoff/minecraft-prometheus-exporter/pull/285): Do not pin threads when handling sync metrics
+
+### Changed
+- Updated internal dependencies
+
 ## [v3.1.0] - 2024-03-01
 
 ### Added

src/main/resources/plugin.yml

@@ -1,5 +1,5 @@
 name: PrometheusExporter
-version: 3.1.0
+version: 3.1.1
 author: sldk
 main: de.sldk.mc.PrometheusExporter
 website: https://github.com/sladkoff/minecraft-prometheus-exporter