meta: move calvinmetcalf to emeritus

calvinmetcalf confirmed in email that moving to emeritus seemed like the
right move for them right now.

Move a separate entry that wasn't in the correct place in the list.

PR-URL: https://github.com/nodejs/node/pull/31736


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Calvin Metcalf <calvin.metcalf@gmail.com>