DOCSP-37003 - In-Use Encryption (#17)

Co-authored-by: Jordan Smith <45415425+jordan-smith721@users.noreply.github.com>

Author: mongoKart

source/fundamentals.txt

@@ -12,9 +12,11 @@ Fundamentals
    :maxdepth: 1
 
    /fundamentals/indexes
+   /fundamentals/in-use-encryption
    /fundamentals/periodic-executors
    /fundamentals/type-hints
 
 - :ref:`pymongo-indexes`
+- :ref:`pymongo-in-use-encryption`
 - :ref:`pymongo-periodic-executors`
 - :ref:`pymongo-type-hints`