chore: add @maryliag to triagers (#4821)

* chore: add @maryliag to triagers

* chore: alphabetically order approvers

* chore: it's grafana labs, not grafana

README.md

@@ -215,6 +215,7 @@ We have a weekly SIG meeting! See the [community page](https://github.com/open-t
 
 #### Approvers ([@open-telemetry/javascript-approvers](https://github.com/orgs/open-telemetry/teams/javascript-approvers))
 
+- [David Luna](https://github.com/david-luna), Elastic
 - [Hector Hernandez](https://github.com/hectorhdzg), Microsoft
 - [Jamie Danielson](https://github.com/JamieDanielson), Honeycomb
 - [Martin Kuba](https://github.com/martinkuba), Lightstep
@@ -223,13 +224,12 @@ We have a weekly SIG meeting! See the [community page](https://github.com/open-t
 - [Neville Wylie](https://github.com/MSNev), Microsoft
 - [Purvi Kanal](https://github.com/pkanal), Honeycomb
 - [Svetlana Brennan](https://github.com/svetlanabrennan), New Relic
-- [David Luna](https://github.com/david-luna), Elastic
 
 *Find more about the approver role in the [community repository](https://github.com/open-telemetry/community/blob/main/community-membership.md#approver).*
 
 #### Triager ([@open-telemetry/javascript-triagers](https://github.com/orgs/open-telemetry/teams/javascript-triagers))
 
-- N/A
+- [Marylia Gutierrez](https://github.com/maryliag), Grafana Labs
 
 *Find more about the triager role in the [community repository](https://github.com/open-telemetry/community/blob/main/community-membership.md#triager).*