Updated MAINTAINERS.md to match recommended opensearch-project format. (

#240)

Signed-off-by: dblock <[email protected]>

MAINTAINERS.md

@@ -1,9 +1,11 @@
-## Maintainers
-| Maintainer             | GitHub ID                                       | Affiliation |
-|------------------------|-------------------------------------------------| ----------- |
-| Saurabh Singh          | [getsaurabh02](https://github.com/getsaurabh02) | Amazon |
-| Subhobrata Dey         | [sbcd90](https://github.com/sbcd90)             | Amazon |
-| Surya Sashank Nistalai | [eirsep](https://github.com/eirsep)             | Amazon |
+## Overview
+
+This document contains a list of maintainers in this repo. See [opensearch-project/.github/RESPONSIBILITIES.md](https://github.com/opensearch-project/.github/blob/main/RESPONSIBILITIES.md#maintainer-responsibilities) that explains what the role of maintainer means, what maintainers do in this and other repos, and how they should be doing it. If you're interested in contributing, and becoming a maintainer, see [CONTRIBUTING](CONTRIBUTING.md).
 
+## Current Maintainers
 
-[This document](https://github.com/opensearch-project/.github/blob/main/MAINTAINERS.md) explains what maintainers do in this repo, and how they should be doing it. If you're interested in contributing, see [CONTRIBUTING](CONTRIBUTING.md).
+| Maintainer             | GitHub ID                                       | Affiliation |
+| ---------------------- | ----------------------------------------------- | ----------- |
+| Saurabh Singh          | [getsaurabh02](https://github.com/getsaurabh02) | Amazon      |
+| Subhobrata Dey         | [sbcd90](https://github.com/sbcd90)             | Amazon      |
+| Surya Sashank Nistalai | [eirsep](https://github.com/eirsep)             | Amazon      |