Using the application ID ensures that Wayland compositors could match
the window with the application and show the appropriate icon for them.

Closes https://gitlab.gnome.org/GNOME/evolution/-/merge_requests/137

Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/2840

While built, the API indexes were not installed, thus they had been
missing in the developer documentation, even they had been referenced
in it.

(cherry picked from commit 69d8b143fffd003af754f75f678c72c2f3bd732b)

Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/2845

Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/2846