Consider replacing fuzzel with fzf

[bernardassan]

    // TODO: reconsider using fzf instead of fuzzel
    fn _desktop_launcher(arena: mem.Allocator, term: []const u8) []const u8 {
        return fmt(arena,
            \\fuzzel --terminal "{[term]s}" --lines 15 --width 45 --show-actions
        , .{ .term = term });
    }

    // TODO: reconsider using fzf instead of fuzzel
    // If agreed, replace all uses of fuzzel with fzf (don't forget cliphist)
    fn _menu_launcher(arena: mem.Allocator, term: []const u8) []const u8 {
        return fmt(arena,
            \\fuzzel --terminal "{[term]s}" --lines 15 --width 60 --dmenu
        , .{ .term = term });
    }