meta: update GeoffreyBooth email address

PR-URL: #40102
Reviewed-By: Qingyu Deng <i@ayase-lab.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: GeoffreyBooth

.mailmap

@@ -150,6 +150,8 @@ Gabriel de Perthuis <g2p.code@gmail.com>
 Gareth Ellis <gareth.ellis@uk.ibm.com> <gareth@gsellis.com>
 Garwah Lam <garwahlam@gmail.com>
 garygsc <garygsc@gmail.com> <GaryGSC@users.noreply.github.com>
+Geoffrey Booth <GeoffreyBooth@users.noreply.github.com> <webadmin@geoffreybooth.com>
+Geoffrey Booth <webmaster@geoffreybooth.com> <webadmin@geoffreybooth.com>
 Geoffrey Bugaisky <gbugaisk@gmail.com>
 Gerhard Stöbich <deb2001-github@yahoo.de>
 Gibson Fahnestock <gibfahn@gmail.com> <gib@uk.ibm.com>

README.md

@@ -331,7 +331,7 @@ For information about the governance of the Node.js project, see
 * [gengjiawen](https://github.com/gengjiawen) -
 **Jiawen Geng** <technicalcute@gmail.com>
 * [GeoffreyBooth](https://github.com/geoffreybooth) -
-**Geoffrey Booth** <webmaster@geoffreybooth.com> (he/him)
+**Geoffrey Booth** <webadmin@geoffreybooth.com> (he/him)
 * [gireeshpunathil](https://github.com/gireeshpunathil) -
 **Gireesh Punathil** <gpunathi@in.ibm.com> (he/him)
 * [guybedford](https://github.com/guybedford) -