Update Batch Code Owners
# Service team
/sdk/applicationinsights/ @alexeldeib
-/sdk/batch/ @matthchr
+/sdk/batch/ @bgklein @matthchr @xingwu1
/sdk/cognitiveservices/azure-cognitiveservices-vision-customvision/ @areddish
/sdk/keyvault/ @schaabs @chlowell
/sdk/loganalytics/ @alexeldeib
