Rollup merge of #156860 - P8L1:fix/pieter-louis-schoeman-mailmap, r=jieyouxu

Fix Pieter-Louis Schoeman mailmap entry

I'm listed twice on thanks.rust-lang

Author: JonathanBrouwer

.mailmap

@@ -569,6 +569,7 @@ Philipp Matthias Schäfer <philipp.matthias.schaefer@posteo.de>
 phosphorus <steepout@qq.com>
 Pierre Krieger <pierre.krieger1708@gmail.com>
 pierwill <pierwill@users.noreply.github.com> <19642016+pierwill@users.noreply.github.com>
+Pieter-Louis Schoeman <pl.schoeman44@gmail.com> <127837395+P8L1@users.noreply.github.com>
 Pietro Albini <pietro@pietroalbini.org> <pietro@pietroalbini.io>
 Pietro Albini <pietro@pietroalbini.org> <pietro.albini@ferrous-systems.com>
 Pradyumna Rahul <prkinformed@gmail.com>