DOCSP-49275-continuous-delivery (#745)

* add note

* change wording

Author: shuangela

source/upgrade.txt

@@ -16,10 +16,16 @@ Update MongoDB Compass
    :class: singlecol
 
 To ensure that you are using the latest |compass-short| features and
-improvements, it is recommended to use the latest version of
+improvements, we recommend using the latest version of
 |compass|. To upgrade |compass-short|, you can either
 manually install the latest version or enable automatic updates.
 
+.. important::
+
+   |compass| undergoes continuous development, with the latest stable versions
+   receiving active support and updates. We encourage using the latest release for optimal
+   functionality and security. 
+
 Manually Install the Latest Version of Compass
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