[Cookbook][Security] x509 doc for pre authenticated listeners
Added pre_authenticated to map.rst
Corrected pre_authenticated cookbook entry
fixing last issues in pre_authenticated cookbook entry
full xml config, pushed the note at the end of the entry
Added May changelog
feature #3913 [Cookbook][Security] Added doc for x509 pre authenticated listener (zefrog)

This PR was merged into the 2.3 branch.

Discussion
----------

[Cookbook][Security] Added doc for x509 pre authenticated listener

| Q             | A
| ------------- | ---
| Doc fix?      | no
| New docs?     | yes
| Applies to    | 2.3+
| Fixed tickets | -

This can be merged in 2.3. Regards.

Commits
-------

57cc957 full xml config, pushed the note at the end of the entry
01d18fe fixing last issues in pre_authenticated cookbook entry
83c40e9 Corrected pre_authenticated cookbook entry
f5a6d58 Added pre_authenticated to map.rst
6c9a204 [Cookbook][Security] x509 doc for pre authenticated listeners
Merge remote-tracking branch 'origin/2.3' into 2.3
Merge branch '2.3' into 2.4

Conflicts:
	changelog.rst