Update CODEOWNERS

.github/CODEOWNERS

@@ -2,7 +2,7 @@
 
 # These owners will be the default owners for everything in
 # the repo. Unless a later match takes precedence,
-*       @atbagga @ishitam8 @mitsha-microsoft
+*       @ishitam8 @mitsha-microsoft
 
 # Owner for /doc directory in the root of your repository
 /doc/  @geverghe