Release v0.3.1

* Change runner to ubuntu-latest-8-cores

Signed-off-by: Marcelo E. Magallon <marcelo.magallon@grafana.com>

CHANGELOG.md

@@ -2,6 +2,9 @@
 ## [Unreleased]
 
 
+<a name="v0.3.1"></a>
+## [v0.3.1] - 2023-12-06
+
 <a name="v0.3.0"></a>
 ## [v0.3.0] - 2023-12-06
 ### Bug Fixes
@@ -41,7 +44,8 @@
 <a name="v0.0.0"></a>
 ## v0.0.0 - 2023-11-24
 
-[Unreleased]: https://github.com/grafana/grafana-build-tools/compare/v0.3.0...HEAD
+[Unreleased]: https://github.com/grafana/grafana-build-tools/compare/v0.3.1...HEAD
+[v0.3.1]: https://github.com/grafana/grafana-build-tools/compare/v0.3.0...v0.3.1
 [v0.3.0]: https://github.com/grafana/grafana-build-tools/compare/v0.2.0...v0.3.0
 [v0.2.0]: https://github.com/grafana/grafana-build-tools/compare/v0.1.2...v0.2.0
 [v0.1.2]: https://github.com/grafana/grafana-build-tools/compare/v0.1.1...v0.1.2