Remove Dave Lago from codeowners, move to emeritus maintainer (#1884)

Signed-off-by: Derek Ho <[email protected]>

.github/CODEOWNERS

@@ -1 +1 @@
-* @cliu123 @cwperks @DarshitChanpura @davidlago @derek-ho @peternied @RyanL1997 @scrawfor99
+* @cliu123 @cwperks @DarshitChanpura @derek-ho @peternied @RyanL1997 @scrawfor99

MAINTAINERS.md

@@ -8,7 +8,6 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | ---------------- | ----------------------------------------------------- | ----------- |
 | Chang Liu        | [cliu123](https://github.com/cliu123)                 | Amazon      |
 | Darshit Chanpura | [DarshitChanpura](https://github.com/DarshitChanpura) | Amazon      |
-| Dave Lago        | [davidlago](https://github.com/davidlago)             | Amazon      |
 | Peter Nied       | [peternied](https://github.com/peternied)             | Amazon      |
 | Craig Perkins    | [cwperks](https://github.com/cwperks)                 | Amazon      |
 | Ryan Liang       | [RyanL1997](https://github.com/RyanL1997)             | Amazon      |
@@ -22,3 +21,4 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Yan Zeng      | [zengyan-amazon](https://github.com/zengyan-amazon) | Amazon      |
 | Bandini Bhopi | [bandinib-amzn](https://github.com/bandinib-amzn)   | Amazon      |
 | Tianle Huang  | [tianleh](https://github.com/tianleh)               | Amazon      |
+| Dave Lago     | [davidlago](https://github.com/davidlago)           | Contributor |