Add @asnare to CODEOWNERS for labs. (#4826)

## Changes

Update the `CODEOWNERS` for the `labs` subcommand to include @asnare.

2026-04-21: Updated to modify `OWNERS`, since `CODEOWNERS` was migrated
into that file as part of #4918.

Author: asnare

.github/OWNERS

@@ -12,8 +12,8 @@
 /acceptance/pipelines/      @jefferycheng1 @kanterov @lennartkats-db
 
 # Labs
-/cmd/labs/                  @alexott @nfx
-/acceptance/labs/           @alexott @nfx
+/cmd/labs/                  @alexott @asnare
+/acceptance/labs/           @alexott @asnare
 
 # Apps
 /cmd/apps/                  team:eng-apps-devex