[DOCS] Move warning about core synchronization (#23)

Author: gilbertsoft

README.md

@@ -105,12 +105,12 @@ This package is not meant to be updated regularly, since talking about coding
 guidelines takes a lot of time, and is usual a matter of taste. Nonetheless,
 you can always open up an issue if you feel like we're missing out on something.
 
-### Development
-
 A GitHub action automatically synchronizes the files with the TYPO3 Core. Please
 do not open pull requests for these changes, but push your changes to the
 TYPO3 Core.
 
+### Development
+
 The source code comes with a DDEV Local configuration that makes using Composer
 and switching PHP versions very easy. For more information about DDEV, see the
 [documentation](https://ddev.readthedocs.io).