{Misc.} Update codeowners for Sovereign Cloud Related (#33103)

Author: isra-fel

.github/CODEOWNERS

@@ -16,6 +16,7 @@
 /src/azure-cli-core/ @necusjz @DanielMicrosoft @ReaNAiveD @yonzhan @bebound @jiasli
 /src/azure-cli-core/azure/cli/core/_profile.py @isra-fel @notyashhh @xuming-ms @teresaritorto
 /src/azure-cli-core/azure/cli/core/auth/ @isra-fel @notyashhh @xuming-ms @teresaritorto
+/src/azure-cli-core/azure/cli/core/cloud.py @isra-fel @notyashhh @xuming-ms @teresaritorto
 /src/azure-cli-core/azure/cli/core/extension/ @VeryEarly @Pan-Qi @jsntcy @necusjz
 /src/azure-cli-core/azure/cli/core/style.py @NoriZC @yanzhudd @teresaritorto
 /src/azure-cli-core/azure/cli/core/aaz/ @VeryEarly @Pan-Qi @jsntcy @necusjz