main/postmarketos-ui-plasma-desktop: add various recommended packages (MR 3659)

Recommend installing:
  - fwupd
    - Receive firmware updates for supported hardware

The following packages are required to show device information at:
  - Settings -> About this System -> Show More Information

Devices
  - Firmware Security
    - aha
    - fwupd
  - PCI
    - pciutils

Graphics
  - OpenGL
    - mesa-demos
  - Vulkan
    - vulkan-tools
  - Wayland
    - wayland-utils
  - X-Server
    - xdpyinfo

Change-Id: I8a1eb484720f717f0504418f7c5c6af505b081b6
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
[ci:skip-build]: already built successfully in CI