Update functional.md (#43)

* Update functional.md

Fixing a weird format of this admonition block (hopefully?)

It looks odd when reading the title and the text as is if it's all part of the same sentence.

* Apply suggestions from code review

---------

Co-authored-by: Henry Schreiner <HenrySchreinerIII@gmail.com>

content/week07/functional.md

@@ -448,8 +448,9 @@ library that takes advantage of these things.
 
 ### Example: JAX
 
-```{admonition} No JAX in our environment We will not be including or running
-JAX since it is quite large and would slow down setting up an environment. All
+```{admonition} No JAX in our environment
+
+We will not be including or running JAX since it is quite large and would slow down setting up an environment. All
 examples will be pre-computed, and we'll not be using it in homework.
 ```