Add a new line to the README warning

README.md

@@ -3,6 +3,7 @@
 > **Warning**
 > The here presented case study does not necessarily follow the most recent best practices anymore.
 > We therefore refer interested readers to our consistently updated online book: https://www.sc-best-practices.org.
+>
 > For more information and contribution guidelines please visit the associated Github repository: https://github.com/theislab/single-cell-best-practices
 
 
@@ -205,4 +206,4 @@ Ensure that the correct g:profiler package is used for the notebook. Notebooks u
 
 #### If not R packages can be found:
 
-Ensure that IRkernel has linked the correct version of R with your jupyter notebook. Check instructions at `https://github.com/IRkernel/IRkernel`.
+Ensure that IRkernel has linked the correct version of R with your jupyter notebook. Check instructions at `https://github.com/IRkernel/IRkernel`.