mailmap: update brandon williams's email address

Brandon Williams · gitster · commit a62527b0e53b · 2018-12-09T10:59:00.000+09:00
Signed-off-by: Brandon Williams &lt;bwilliams.eng@gmail.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/.mailmap b/.mailmap
@@ -27,6 +27,7 @@ Ben Walton <bdwalton@gmail.com> <bwalton@artsci.utoronto.ca>
 Benoit Sigoure <tsunanet@gmail.com> <tsuna@lrde.epita.fr>
 Bernt Hansen <bernt@norang.ca> <bernt@alumni.uwaterloo.ca>
 Brandon Casey <drafnel@gmail.com> <casey@nrlssc.navy.mil>
+Brandon Williams <bwilliams.eng@gmail.com> <bmwill@google.com>
 brian m. carlson <sandals@crustytoothpaste.net>
 brian m. carlson <sandals@crustytoothpaste.net> <sandals@crustytoothpaste.ath.cx>
 Bryan Larsen <bryan@larsen.st> <bryan.larsen@gmail.com>

-Original file line number
+Diff line change
 Benoit Sigoure <[email protected]> <[email protected]>
 Bernt Hansen <[email protected]> <[email protected]>
 Brandon Casey <[email protected]> <[email protected]>
 +Brandon Williams <[email protected]> <[email protected]>
 brian m. carlson <[email protected]>
 brian m. carlson <[email protected]> <[email protected]>
 Bryan Larsen <[email protected]> <[email protected]>