headless: Fix build with up-to-date Vulkan headers

Vulkan Headers removed VK_FORMAT_RANGE_SIZE. The VkFormat enum now
has valid values in multiple ranges for different extensions.

Fixes headless implementation for itterating over core Vulkan 1.0
formats.

Change-Id: I417cfd881e479e5fb243c0b775600504af3877b1
Signed-off-by: Rosen Zhelev <rosen.zhelev@arm.com>
1 job for master in 1 minute and 19 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #3377560
build_vulkan_wsi_layer

00:01:19