update code owner (Azure#19342)

Author: weidongxu-microsoft

.github/CODEOWNERS

@@ -102,9 +102,9 @@
 /common/smoke-tests/                                @joshfree @jonathangiles @alzimmermsft @g2vinay @conniey @srnagar
 
 # Management Plane
-/sdk/resourcemanager/                               @ChenTanyi @weidongxu-microsoft @yungezz @xccc-msft
-/sdk/**/azure-resourcemanager-*                     @ChenTanyi @weidongxu-microsoft @yungezz @xccc-msft
-/sdk/**/mgmt*/                                      @ChenTanyi @weidongxu-microsoft @yungezz @xccc-msft
+/sdk/resourcemanager/                               @ChenTanyi @weidongxu-microsoft @yungezz
+/sdk/**/azure-resourcemanager-*                     @ChenTanyi @weidongxu-microsoft @yungezz
+/sdk/**/mgmt*/                                      @ChenTanyi @weidongxu-microsoft @yungezz
 
 ###########
 # Eng Sys