Update BMW contact

subchapters/3-2_signups.csv

@@ -7,7 +7,7 @@ APTIV,USA,60,Rich Heidtman,rich.heidtman@aptiv.com
 Audi,Germany,25,Florian Bock,florian1.bock@audi.de
 AVL List GmbH,Austria,25,Jürgen Krasser; Mirko Bulaja,juergen.krasser@avl.com; mirko.bulaja@avl.com
 Beijing Saimo Technology Co. Ltd.,China,25,Xue Xiaoqing,xuexiaoqing@saimo.ai
-BMW AG,Germany,25,Andreas Rauschert; Clemens Habedank (on behalf),andreas.rb.rauschert@bmw.de; clemens.habedank@partner.bmw.de
+BMW AG,Germany,25,Andreas Rauschert; Clemens Habedank; Stanislav Braun,andreas.rb.rauschert@bmw.de; clemens.habedank@partner.bmw.de; Stanislav.Braun@bmw.de
 BTC Embedded Systems AG, Germany,37,Matthias Büker,matthias.bueker@btc-es.de
 CATARC,China,30,Qidong Zhao; Chen Chen,zhaoqidong@catarc.ac.cn; chenchen2018@catarc.ac.cn
 CARLA Simulator,Germany,10, Guillermo Lopez; Fabian Oboril,glopez@cvc.uab.es; fabian.oboril@intel.com