Fix whitespace

Author: nikolajlauridsen

15/umbraco-cms/fundamentals/setup/upgrading/version-specific/README.md

@@ -34,6 +34,7 @@ Models generated by ModelsBuilder used the `IPublishedSnapshot` interface, which
 Remove the `umbraco\Data\TEMP\InMemoryAuto` folder to trigger a rebuild of the models.
 
 **SourceCodeAuto and SourceCodeManual**
+
 Remove the old models located in the `\umbraco\models` folder by default. This will cause your views to no longer be able to built due to missing types.
 To get around this you can disable precompiled view temporarily by adding the following to your csproj file: