Update notification for 89.02 has no release information
On the Mac version of FF 89.02 does not present a release notification in its update informaing the user of what is new in the release.
Wšykne wótegrona (4)
https://www.mozilla.org/en-US/firefox/89.0.2/releasenotes/
On the window in your picture, select What's New.
That will provide information on the current running version.
Firefox will no longer provide information on new releases. In this case 89.02
This is what use to occur i FF when an update appeared. You could see the details on the new version before installing. see enclosed
You can use this link to get the Release notes of the current version.