.mailmap in libuv-1.3.0

- old
+ new

@@ -12,9 +12,10 @@
 Frank Denis <github@pureftpd.org>
 Isaac Z. Schlueter <i@izs.me>
 Justin Venus <justin.venus@gmail.com> <justin.venus@orbitz.com>
 Keno Fischer <kenof@stanford.edu> <kfischer+github@college.harvard.edu>
 Keno Fischer <kenof@stanford.edu> <kfischer@college.harvard.edu>
+Leith Bade <leith@leithalweapon.geek.nz> <leith@mapbox.com>
 Leonard Hecker <leonard.hecker91@gmail.com> <leonard@hecker.io>
 Maciej Małecki <maciej.malecki@notimplemented.org> <me@mmalecki.com>
 Marc Schlaich <marc.schlaich@googlemail.com> <marc.schlaich@gmail.com>
 Rasmus Christian Pedersen <zerhacken@yahoo.com>
 Rasmus Christian Pedersen <zerhacken@yahoo.com> <ruysch@outlook.com>