promote dmathieu to approver

Thanks for all your work @dmathieu!

Signed-off-by: alex boten <[email protected]>

Author: codeboten

README.md

@@ -172,6 +172,7 @@ For more information about the maintainer role, see the [community repository](h
 ### Approvers
 
 - [Antoine Toulme](https://github.com/atoulme), Splunk
+- [Damien Mathieu](https://github.com/dmathieu), Elastic
 - [Evan Bradley](https://github.com/evan-bradley), Dynatrace
 - [Jade Guiton](https://github.com/jade-guiton-dd), Datadog
 - [Joshua MacDonald](https://github.com/jmacd), Microsoft
@@ -187,7 +188,6 @@ the role of the [release manager](./docs/release.md#release-manager).
 
 - [Andrzej Stencel](https://github.com/andrzej-stencel), Elastic
 - [Chao Weng](https://github.com/sincejune), AppDynamics
-- [Damien Mathieu](https://github.com/dmathieu), Elastic
 - Actively seeking contributors to triage issues
 
 For more information about the triager role, see the [community repository](https://github.com/open-telemetry/community/blob/main/guides/contributor/membership.md#triager).