update email

Signed-off-by: Steven Jin Xuan <sjinxuan@microsoft.com>

Author: Stevenjin8

developers_affiliations2.txt

@@ -8042,7 +8042,7 @@ StevenYCChou: StevenYCChou!users.noreply.github.com, yencheng.chou!gmail.com
 	Womany until 2014-01-15
 	Google LLC from 2014-01-15 until 2014-08-15
 	MediaMath Inc. from 2014-08-15
-Stevenjin8: Stevenjin8!users.noreply.github.com, t-stjinxuan!microsoft.com
+Stevenjin8: Stevenjin8!users.noreply.github.com, stevenjin8!gmail.com, sjinxuan!microsoft.com
 	Microsoft Corporation
 StianOvrevage: StianOvrevage!users.noreply.github.com, sovrevage!gmail.com
 	Peritus until 2016-08-01