Add tests for VK_EXT_filter_cubic
New tests include cubic texture filtering validation,
vkCmdBlitImage() verification and checking if some of the image
formats have mandatory cubic filtering feature defined.
New tests:
dEQP-VK.api.copy_and_blit.core.blit_image.all_formats.color.*
dEQP-VK.api.copy_and_blit.core.blit_image.all_formats.generate_mipmaps.*
dEQP-VK.api.copy_and_blit.dedicated_allocation.blit_image.all_formats.color.*
dEQP-VK.api.copy_and_blit.dedicated_allocation.blit_image.all_formats.generate_mipmaps.*
dEQP-VK.texture.filtering.2d.formats.*
dEQP-VK.texture.filtering.2d.sizes.*
dEQP-VK.texture.filtering.2d.combinations.*
Affects tests:
dEQP-VK.api.info.format_properties.*
Components: Vulkan Framework
VK-GL-CTS issue: 1682
Change-Id: If832eaae30d0f23d764b7c74e68296586b893433