doc: move lball@redhat.com to emeritus

I have not contributed to Node.js in a couple of years. While I would
love to continue doing so, there's not a high likelihood of this
happening in the near future. This commit moves my status from
collaborator to emeritus.

It's been fun!

Signed-off-by: Lance Ball <lball@redhat.com>

PR-URL: https://github.com/nodejs/node/pull/39501


Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Rich Trott <rtrott@gmail.com>