Update reference/configuration/framework.rst

This PR is related to this one https://github.com/symfony/symfony/pull/5347.
Update reference/dic_tags.rst

Adding tags to the tag list reference
Update reference/configuration/framework.rst

Changing backticks
Update reference/configuration/framework.rst

The GetSetMethodNormalizer is not loaded by default
Update reference/configuration/framework.rst
Update reference/configuration/framework.rst
Merge branch 'patch-1' of github.com:loalf/symfony-docs into loalf-patch-1

Also contains tweaks to #1829

Conflicts:
	reference/configuration/framework.rst
[#1829] Moving serializer framework docs around - added a new cookbook and linked to that from everywhere else