Revises per copy review.

Author: erabil-mdb

source/reference/mongosqld.txt

@@ -192,7 +192,7 @@ MongoDB TLS/SSL Options
 
 .. important::
 
-   If you're using your own certificate authority (CA) to self-sign your server and 
+   If you're using your own Certificate Authority (CA) to self-sign your server and 
    client certificates, you must include the
    :option:`--mongo-sslAllowInvalidHostnames <mongosqld --mongo-sslAllowInvalidHostnames>`
    option to ensure authentication works correctly.