Internal improvement: moved setting of incremental sort in block vector to separate variable.
Internal improvement: moved setting of incremental sort in block vector to separate variable.

Code by @medranSolus

GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator,GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator,GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator