dev-util/vulkan-headers: Uprev to 1.2.182

Needed for the new version macros, such as VK_API_VERSION_VARIANT, which
were added in 1.2.175. I want to use the new macros in drm-tests. Also,
it's always good to uprev Vulkan so we can use and test the lastest

TEST=Check that key Vulkan packages still build with:
  emerge-volteer vulkan-headers vulkan-loader deqp

Cq-Depend: chromium:3083238
Cq-Depend: chromium:3097474
Change-Id: I596a2a06eeb11f2a941f9d4e5910e250745f8d71
Reviewed-by: Matt Turner <>
Reviewed-by: Chia-I Wu <>
Tested-by: Chad Versace <>
Commit-Queue: Chad Versace <>
5 files changed