Vulkan Intel Fixes, Optimizations and Debugging Flags (#5301)

* Fix Vulkan on Intel ARC

Optimize matmul for Intel ARC

Add Vulkan dequant test

* Add Vulkan debug and validate flags to Make and CMakeLists.txt

* Enable asynchronous transfers in Vulkan backend

* Fix flake8

* Disable Vulkan async backend functions for now

* Also add Vulkan run tests command to Makefile and CMakeLists.txt