Update source/release-notes.txt

Co-authored-by: Elyse Foreman <[email protected]>

Author: kanchana-mongodb

source/release-notes.txt

@@ -23,7 +23,7 @@ Release Notes for |bi|
 .. note:: Release notes mention only releases with feature changes
 
    MongoDB releases the |bi| in a continuous deployment manner. This
-   release cadence allows us to continuously maintain the |bi|
+   release cadence allows us to continuously maintain the {+bi-short+}'s
    performance and stability. These release notes capture only those
    releases that contain direct user feature changes. If a particular
    |bi| release contains only performance and stability improvements, it