Update Azure.Identity and KeyVault codeowners
# Service team
####
# PRLabel: %Azure.Identity
-/sdk/identity/ @chlowell @schaabs
+/sdk/identity/ @chlowell @mccoyp @schaabs
# PRLabel: %Event Hubs
/sdk/eventhub/ @annatisch @yunhaoling @KieranBrantnerMagee
/sdk/communication/ @RezaJooyandeh @turalf @ankitarorabit @Azure/azure-sdk-communication-code-reviewers
# PRLabel: %KeyVault
-/sdk/keyvault/ @schaabs @chlowell @iscai-msft
+/sdk/keyvault/ @schaabs @chlowell @mccoyp
# PRLabel: %Monitor - LogAnalytics
/sdk/loganalytics/ @alexeldeib
