Use a cache instead of downloading Vulkan SDK with every CI run#491

adam-sawicki-a merged 1 commit intoGPUOpen-LibrariesAndSDKs:masterGPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator:masterfrom

IAmNotHanni:cache_Vulkan_SDK_download_in_CIIAmNotHanni/VulkanMemoryAllocator:cache_Vulkan_SDK_download_in_CICopy head branch name to clipboard