Update CODEOWNERS (#7562)

Author: hsubox76

.github/CODEOWNERS

@@ -8,7 +8,7 @@
 #######################################################################################################
 
 # These owners will be the default owners for everything in the repo.
-*       @dwyfrequency @hsubox76 @firebase/jssdk-global-approvers
+*       @firebase/jssdk-global-approvers
 
 # Database Code
 packages/database @maneesht @jsdt @jmwski @firebase/jssdk-global-approvers
@@ -74,4 +74,4 @@ scripts/docgen/content-sources/ @egilmorez @firebase/jssdk-global-approvers
 docs-devsite/ @egilmorez @markarndt @kevinthecheung
 
 # Changeset
-.changeset @firebase/jssdk-changeset-approvers @firebase/firestore-js-team @firebase/jssdk-global-approvers
+.changeset @firebase/jssdk-changeset-approvers @firebase/firestore-js-team @firebase/jssdk-global-approvers