Set Sven Cowart emeritus affiliation to ElastiFlow

Signed-off-by: Sean Chittenden <sean.chittenden@crowdstrike.com>

Author: sean-

MAINTAINERS.md

@@ -17,7 +17,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Daniel Doubrovkine      | [dblock](https://github.com/dblock)         | Independent |
 | Jack Mazanec            | [jmazanec15](https://github.com/jmazanec15) | Amazon      |
 | Rob Cowart              | [robcowart](https://github.com/robcowart)   | ElastiFlow  |
-| Sven Cowart             | [svencowart](https://github.com/svencowart) |             |
+| Sven Cowart             | [svencowart](https://github.com/svencowart) | ElastiFlow  |
 | Vacha Shah              | [VachaShah](https://github.com/VachaShah)   | Amazon      |
 | Vamshi Vijay Nakkirtha  | [vamshin](https://github.com/vamshin)       | Amazon      |
 | Vijayan Balasubramanian | [VijayanB](https://github.com/VijayanB)     | Amazon      |