[TASK] Remove role definitions from includes (#332)

Those are centrally defined in the template now

Documentation/Includes.rst.txt

@@ -1,37 +1,4 @@
-.. More information about this file:
-   https://docs.typo3.org/m/typo3/docs-how-to-document/main/en-us/GeneralConventions/FileStructure.html#includes-rst-txt
-
-.. ----------
-.. text roles
-.. ----------
-
-.. role:: aspect(emphasis)
-.. role:: bash(code)
-.. role:: html(code)
-.. role:: js(code)
-.. role:: php(code)
-.. role:: rst(code)
-.. role:: sep(strong)
-.. role:: sql(code)
-
-.. role:: tsconfig(code)
-   :class: typoscript
-
-.. role:: typoscript(code)
-.. role:: xml(code)
-   :class: html
-
-.. role:: yaml(code)
-
-.. default-role:: code
-
-.. ---------
-.. highlight
-.. ---------
-
-.. By default, code blocks use PHP syntax highlighting
-
-.. highlight:: php
+..  You can put central messages to display on all pages here
 
 .. -----------------
 .. reference targets