add back hidden toc tree

Author: saritai

docs/codeql/codeql-cli/about-ql-packs.rst

@@ -4,6 +4,11 @@ About QL packs
 ==============
 
 .. pull-quote:: 
-  This article was moved to "`About CodeQL packs <https://docs.github.com/en/code-security/codeql-cli/codeql-cli-reference/about-codeql-packs>`__" on the `GitHub Docs <https://docs.github.com/en/code-security/codeql-cli>`__ site as of January 2023.
+  This page was moved to "`About CodeQL packs <https://docs.github.com/en/code-security/codeql-cli/codeql-cli-reference/about-codeql-packs>`__" on the `GitHub Docs <https://docs.github.com/en/code-security/codeql-cli>`__ site as of January 2023.
 
-  .. include:: ../reusables/codeql-cli-articles-migration-note.rst
+  .. include:: ../reusables/codeql-cli-articles-migration-note.rst
+
+.. toctree::
+   :hidden:
+
+   about-ql-packs