[DOCS] Correct text role in changelog for cache instruction middleware

Resolves: #103145
Related: #102628
Releases: main
Change-Id: Ib629563e5289e2dc459b042fe8c5fb7c54beb829
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/83029


Reviewed-by: Nikita Hovratov <nikita.h@live.de>
Tested-by: Garvin Hicking <gh@faktor-e.de>
Tested-by: Nikita Hovratov <nikita.h@live.de>
Reviewed-by: Garvin Hicking <gh@faktor-e.de>
Tested-by: core-ci <typo3@b13.com>

typo3/sysext/core/Documentation/Changelog/13.0/Feature-102628-CacheInstructionMiddleware.rst

@@ -11,9 +11,9 @@ See :issue:`102628`
 Description
 ===========
 
-TYPO3 v13 introduces the new frontend-related PSR-7 request attribute :php`frontend.cache.instruction`
+TYPO3 v13 introduces the new frontend-related PSR-7 request attribute :php:`frontend.cache.instruction`
 implemented by class :php:`\TYPO3\CMS\Frontend\Cache\CacheInstruction`. This replaces the
-previous :php:`TyposcriptFrontendController->no_cache` property and boolean php:`noCache` request
+previous :php:`TyposcriptFrontendController->no_cache` property and boolean :php:`noCache` request
 attribute.
 
 Impact