Fix finding Vulkan explicit layers from GL extensions

Fixes #862.
19 jobs for valentindavid/mesa-vulkan-layers in 320 minutes and 27 seconds (queued for 1 second)
Status Job ID Name Coverage
  Flatpak
passed #292935060
aarch64
app_aarch64

03:26:01

passed #292935061
armhf
app_arm

01:27:40

passed #293276754
x86_64 cache_i686
app_i686

01:43:58

passed #292935062
ppc64le allowed to fail
app_powerpc64le

02:13:09

passed #292935058
cache_x86_64 x86_64
app_x86_64

02:05:15

failed #293207930
cache_i686 x86_64
app_i686

01:11:15

failed #293207428
x86_64 cache_i686
app_i686

00:00:05

failed #293202505
cache_i686 x86_64
app_i686

00:00:09

failed #293199414
x86_64 cache_i686
app_i686

00:00:09

failed #293196651
cache_i686 x86_64
app_i686

00:00:09

failed #293195990
x86_64 cache_i686
app_i686

00:00:09

failed #293193960
cache_i686 x86_64
app_i686

00:00:09

failed #293193494
x86_64 cache_i686
app_i686

00:00:09

failed #292935059
cache_i686 x86_64
app_i686

03:13:55

 
  Vm
manual #292935065
aarch64 allowed to fail manual
minimal_systemd_vm_aarch64
passed #292935066
armhf
minimal_systemd_vm_arm

00:02:38

passed #292935064
cache_i686 x86_64
minimal_systemd_vm_i686

00:09:21

manual #292935067
ppc64le allowed to fail manual
minimal_systemd_vm_powerpc64le
passed #292935063
cache_x86_64 x86_64
minimal_systemd_vm_x86_64

00:01:31