[TASK] Use constructor property promotion in OpenDocumentController

This change adds constructor property promotion in ext:opendocs
`OpenDocumentController`.

Resolves: #100150
Releases: main
Signed-off-by: Torben Hansen <derhansen@gmail.com>
Change-Id: Idf60edda6c9231723cfb5d6dc9bddcf64a150fb4
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/78104


Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Oliver Bartsch <bo@cedev.de>

typo3/sysext/opendocs/Classes/Controller/OpenDocumentController.php

@@ -31,15 +31,10 @@ use TYPO3\CMS\Opendocs\Service\OpenDocumentService;
  */
 class OpenDocumentController
 {
-    protected OpenDocumentService $documents;
-    protected OpendocsToolbarItem $toolbarItem;
-
     public function __construct(
-        OpenDocumentService $documents,
-        OpendocsToolbarItem $toolbarItem
+        protected readonly OpenDocumentService $documents,
+        protected readonly OpendocsToolbarItem $toolbarItem
     ) {
-        $this->documents = $documents;
-        $this->toolbarItem = $toolbarItem;
     }
 
     /**