Add an empty line to the callout

Author: EgorDudyrev

README.md

@@ -26,6 +26,7 @@ pip install caspailleur@git+https://github.com/EgorDudyrev/caspailleur
 > [!IMPORTANT]  
 > The new major release of ``bitarray`` package renamed some of the package's functions, thus introducing errors in ``caspailleur``.
 > The updated release up  ``caspailleur`` will be published around November 15.
+>
 > As for now, proceed to install the hotfix'ed version of the package from this GitHub repository.
 > You can also explicitly install the second last version of  ``bitarray`` package without reinstalling the whole  ``caspailleur``:
 >  ```console