[admin] add Joshua to be a maintainer (#7553)

* [admin] add Joshua to be a maintainer

Signed-off-by: Kawika Avilla <kavilla414@gmail.com>

* Changeset file for PR #7553 created/updated

---------

Signed-off-by: Kawika Avilla <kavilla414@gmail.com>
Co-authored-by: opensearch-changeset-bot[bot] <154024398+opensearch-changeset-bot[bot]@users.noreply.github.com>
(cherry picked from commit 339836f)
Signed-off-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

.github/CODEOWNERS

@@ -1 +1 @@
-*   @ananzh @kavilla @AMoo-Miki @ashwin-pc @joshuarrrr @abbyhu2000 @zengyan-amazon @zhongnansu @manasvinibs @ZilongX @Flyingliuhub @curq @bandinib-amzn @SuZhou-Joe @ruanyl @BionIT @xinruiba @zhyuanqi @mengweieric @LDrago27 @virajsanghvi @sejli
+*   @ananzh @kavilla @AMoo-Miki @ashwin-pc @joshuarrrr @abbyhu2000 @zengyan-amazon @zhongnansu @manasvinibs @ZilongX @Flyingliuhub @curq @bandinib-amzn @SuZhou-Joe @ruanyl @BionIT @xinruiba @zhyuanqi @mengweieric @LDrago27 @virajsanghvi @sejli @joshuali925

MAINTAINERS.md

@@ -28,6 +28,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Suchit Sahoo              | [LDrago27](https://github.com/LDrago27)             | Amazon      |
 | Viraj Sanghvi             | [virajsanghvi](https://github.com/virajsanghvi)     | Amazon      |
 | Sean Li                   | [sejli](https://github.com/sejli)                   | Amazon      |
+| Joshua Li                 | [joshuali925](https://github.com/joshuali925)       | Amazon      |
 
 ## Emeritus
 

changelogs/fragments/7553.yml

@@ -0,0 +1,2 @@
+doc:
+- Add Joshua as maintainer ([#7553](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/7553))