Fix tip whitespace

Author: astrojuanlu

docs/tutorial/index.rst

@@ -300,8 +300,12 @@ This has several advantages:
 
 Read the Docs works without this configuration by making some decisions on your behalf.
 For example, what Python version to use, how to install the requirements, and others.
-.. tip:: Settings that apply to the entire project are controlled in the web dashboard,
-           while settings that are version or build specific are better in the YAML file. 
+
+.. tip::
+
+   Settings that apply to the entire project are controlled in the web dashboard,
+   while settings that are version or build specific are better in the YAML file.
+
 Upgrading the Python version
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~