Merge branch '4.4' into 5.0

* 4.4:
  [Mailer] Removed mention of Let's Encrypt for S/MIME certificates
  Remove deprecation notice block for tagged
  #12661 Remove outdated service

Author: wouterj

mailer.rst

@@ -547,7 +547,7 @@ encrypt a signed message and/or to sign an encrypted message.
 Before signing/encrypting messages, make sure to have:
 
 * The `OpenSSL PHP extension`_ properly installed and configured;
-* A valid security certificate (you can get it for free from `Let's Encrypt project`_).
+* A valid S/MIME security certificate.
 
 Signing Messages
 ~~~~~~~~~~~~~~~~
@@ -763,5 +763,4 @@ environment:
 .. _`Inky`: https://foundation.zurb.com/emails.html
 .. _`S/MIME`: https://en.wikipedia.org/wiki/S/MIME
 .. _`OpenSSL PHP extension`: https://php.net/manual/en/book.openssl.php
-.. _`Let's Encrypt project`: https://letsencrypt.org/
 .. _`PEM encoded`: https://en.wikipedia.org/wiki/Privacy-Enhanced_Mail

security/user_provider.rst

@@ -467,9 +467,8 @@ Symfony defines several services related to user providers:
 
       Select one of the following services to display its information:
       [0] security.user.provider.in_memory
-      [1] security.user.provider.in_memory.user
-      [2] security.user.provider.ldap
-      [3] security.user.provider.chain
+      [1] security.user.provider.ldap
+      [2] security.user.provider.chain
       ...
 
 Most of these services are abstract and cannot be injected in your services.