[TASK] Document proper file_list.primaryActions TS settings

Reported in https://forge.typo3.org/issues/104630 a few
items were missing here, which are available to be set.

Also minor rephrasing to make things clearer.

Documentation/UserTsconfig/Options.rst

@@ -535,17 +535,25 @@ file_list.primaryActions
  :type: string
  :Default: :typoscript:`view,metadata,translations,delete`
 
- Option to add more primary actions to the list view.
+ Option to add more primary actions to the list view,
+ which are otherwise only accessible through the "..." menu.
  The list of actions to be displayed can be given in the TSConfig of
- the backend user. The actions that can be added are
+ the backend user. The actions that can be set are
 
- * :typoscript:`view`
- * :typoscript:`metadata`
- * :typoscript:`delete`
  * :typoscript:`copy`
  * :typoscript:`cut`
-
- :typoscript:`translations` is always active.
+ * :typoscript:`delete`
+ * :typoscript:`download`
+ * :typoscript:`edit`
+ * :typoscript:`info`
+ * :typoscript:`metadata`
+ * :typoscript:`paste`
+ * :typoscript:`rename`
+ * :typoscript:`replace`
+ * :typoscript:`translations` (always active)
+ * :typoscript:`updateOnlineMedia`
+ * :typoscript:`upload`
+ * :typoscript:`view`
 
 
 .. index:: File list; Thumbnails height