DOCS-5979 update redirect

Author: kay-kim

config/redirects.yaml

@@ -256,13 +256,14 @@ outputs:
   - 'after-v2.4'
   - 'master'
 ---
-# This file (exists only in 2.6 and 3.0) 
+# This file (exists only in 2.4, 2.6 and 3.0)
+# originally, only in 2.6 and 3.0, but added to 2.4
 from: '/tutorial/transparent-huge-pages'
 to: '/administration/production-notes'
 type: 'redirect'
 code: 301
 outputs:
-  - 'before-v2.4'
+  - 'before-v2.2'
 ---
 from: '/tutorial/perform-findAndModify-quorum-reads'
 to: '/reference/method/db.collection.findAndModify'