[epiphany] (7 commits) Non-fast-forward update to branch wip/exalm/gtk4

[Alexander Mikhaylenko <alexm src gnome org>]

The branch 'wip/exalm/gtk4' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  a9abbdb... Bootstrap GTK4 port
  1bf1086... Port a few files to gtk4

Commits added to the branch:

  31ee8c7... embed: Inline EphyEmbedEvent (*)
  5059440... find-toolbar: Don't subclass HdySearchBar (*)
  5497fc8... find-toolbar: Remove a useless size group (*)
  1928449... find-toolbar: Stop setting max-size on the entry (*)
  c5f5c9c... find-toolbar: Remove a redundant show_all() call (*)
  c012764... Bootstrap GTK4 port
  0912564... Port a few files to gtk4

(*) This commit already existed in another branch; no separate mail sent