[Batch] Update CODEOWNERS
/sdk/eventhub/ @annatisch @yunhaoling @YijunXieMS
/sdk/storage/ @amishra-dev @zezha-msft @annatisch @rakshith91 @xiafu-msft
/sdk/applicationinsights/ @alexeldeib
-/sdk/batch/ @bgklein @matthchr @xingwu1
+/sdk/batch/ @bgklein @xingwu1
/sdk/cognitiveservices/azure-cognitiveservices-vision-customvision/ @areddish
/sdk/keyvault/ @schaabs @chlowell @iscai-msft
/sdk/loganalytics/ @alexeldeib
