graphics/vulkan-validation-layers: update to 1.4.327
While here:
- correct maintainer's email address
- add LICENSE_FILE
Changelog: https://github.com/KhronosGroup/Vulkan-ValidationLayers/compare/v1.4.321...v1.4.327
PR: 289834
Approved by: Atanu Biswas <atanubiswas484@gmail.com> (maintainer)