Bug#1140357: File->Open no longer allows double-click/enter to "open" a file

[Yuri D'Elia]

Package: firefox
Version: 152.0.4-1
Followup-For: Bug #1140357

So apparently this is actually an upstream "feature":

  https://bugzilla.mozilla.org/show_bug.cgi?id=2047865

logging this here for others.