Fixed email address in OWNERS file.
Fixed email address in OWNERS file.

Review URL: https://codereview.chromium.org/1208103002

scottmcmaster/catapult,0x90sled/catapult,catapult-project/catapult,dstockwell/catapult,dstockwell/catapult,danbeam/catapult,dstockwell/catapult,sahiljain/catapult,sahiljain/catapult,benschmaus/catapult,SummerLW/Perf-Insight-Report,catapult-project/catapult,danbeam/catapult,catapult-project/catapult-csm,benschmaus/catapult,scottmcmaster/catapult,SummerLW/Perf-Insight-Report,0x90sled/catapult,benschmaus/catapult,sahiljain/catapult,benschmaus/catapult,catapult-project/catapult-csm,catapult-project/catapult,benschmaus/catapult,catapult-project/catapult-csm,modulexcite/catapult,modulexcite/catapult,catapult-project/catapult-csm,zeptonaut/catapult,zeptonaut/catapult,sahiljain/catapult,modulexcite/catapult,scottmcmaster/catapult,catapult-project/catapult-csm,SummerLW/Perf-Insight-Report,catapult-project/catapult,SummerLW/Perf-Insight-Report,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,SummerLW/Perf-Insight-Report,catapult-project/catapult-csm,sahiljain/catapult,sahiljain/catapult,0x90sled/catapult,SummerLW/Perf-Insight-Report,benschmaus/catapult,catapult-project/catapult-csm,danbeam/catapult,zeptonaut/catapult,dstockwell/catapult,benschmaus/catapult,danbeam/catapult