Firefox ESR 91.5.1 is now available

[Dianna Smith]

Hi,

We are pleased to announce that the Firefox ESR 91.5.1 release is now
available for download at:
https://www.mozilla.org/firefox/organizations/all/

As always, we recommend that users keep up to date with the newest version
of Firefox ESR for the latest stability and security fixes.

Release notes for Firefox 91.5.1esr are available at:
https://www.mozilla.org/firefox/91.5.1/releasenotes/

--
Dianna Smith
Firefox Release Manager