Revert "[native] Temporary changes for staff release"

This reverts commit 6a8c8c0.

Author: Ashoat

native/cpp/CommonCpp/Tools/StaffUtils.cpp

@@ -2,6 +2,6 @@
 
 namespace comm {
 bool StaffUtils::isStaffRelease() {
-  return true;
+  return false;
 }
 } // namespace comm

native/utils/staff-utils.js

@@ -2,7 +2,7 @@
 
 import { useIsCurrentUserStaff } from 'lib/shared/staff-utils.js';
 
-const isStaffRelease = true;
+const isStaffRelease = false;
 
 function useStaffCanSee(): boolean {
   const isCurrentUserStaff = useIsCurrentUserStaff();