[DOCS] Add missing links to rst files

This fixes some links to related rst files.

Resolves: #94854
Releases: master
Change-Id: Ifc981666661846291923adf55b63ecbde62f0cbc
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/70511


Tested-by: core-ci <typo3@b13.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Tymoteusz Motylewski <t.motylewski@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Tymoteusz Motylewski <t.motylewski@gmail.com>

typo3/sysext/core/Documentation/Changelog/master/Deprecation-94687-SoftReferenceIndex.rst

@@ -201,7 +201,7 @@ Example after:
 Related
 =======
 
-- :ref:`changelog-Feature-94741-RegisterSoftReferenceParsersViaDI`
-- :ref:`changelog-Deprecation-94741-RegisterSoftReferenceParsersViaDI`
+*  :doc:`RegisterSoftReferenceParsersViaDI (Feature) <./Feature-94741-RegisterSoftReferenceParsersViaDI.rst>`
+*  :doc:`RegisterSoftReferenceParsersViaDI (Deprecation) <./Deprecation-94741-RegisterSoftReferenceParsersViaDI.rst>`
 
 .. index:: Backend, PHP-API, PartiallyScanned, ext:core

typo3/sysext/core/Documentation/Changelog/master/Deprecation-94741-RegisterSoftReferenceParsersViaDI.rst

@@ -61,7 +61,7 @@ After:
 Related
 =======
 
-- :ref:`changelog-Feature-94741-RegisterSoftReferenceParsersViaDI`
-- :ref:`changelog-Deprecation-94687-SoftReferenceIndex`
+*  :doc:`RegisterSoftReferenceParsersViaDI (Feature) <./Feature-94741-RegisterSoftReferenceParsersViaDI.rst>`
+*  :doc:`SoftReferenceIndex (Deprecation) <./Deprecation-94687-SoftReferenceIndex.rst>`
 
 .. index:: PHP-API, NotScanned, ext:core

typo3/sysext/core/Documentation/Changelog/master/Feature-94741-RegisterSoftReferenceParsersViaDI.rst

@@ -53,7 +53,7 @@ implement the new interface
 Related
 =======
 
-- :ref:`changelog-Deprecation-94741-RegisterSoftReferenceParsersViaDI`
-- :ref:`changelog-Deprecation-94687-SoftReferenceIndex`
+*  :doc:`RegisterSoftReferenceParsersViaDI (Deprecation) <./Deprecation-94741-RegisterSoftReferenceParsersViaDI.rst>`
+*  :doc:`SoftReferenceIndex (Deprecation) <./Deprecation-94687-SoftReferenceIndex.rst>`
 
 .. index:: PHP-API, ext:core