Bug#909579: qtbase-opensource-src: Check if we can add Vulkan support without breaking anything else

[Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>]

Source: qtbase-opensource-src
Version: 5.11.1+dfsg-8
Severity: normal

Qt base seems to support Vulkan as EGLFS QPA platform. It would be good to know
if it's possible to add vulkan support without breaking anything else.

-- System Information:
Debian Release: buster/sid
  APT prefers unstable
  APT policy: (990, 'unstable'), (500, 'unstable-debug'), (500, 'testing-debug'), (500, 'buildd-unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental-debug'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386, arm64

Kernel: Linux 4.18.0-1-amd64 (SMP w/2 CPU cores)
Locale: LANG=es_AR.UTF-8, LC_CTYPE=es_AR.UTF-8 (charmap=UTF-8), LANGUAGE=es_AR:es (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled