Update Vitis AI EP to support multiple DPU targets through provider options (#6690)
* Update Vitis-AI EP support multiple DPU targets & specifically arm64 dpuczdx8g target
* Fix Vitis AI docker and default PyXIR versions
Co-authored-by: Jorn Tuyls <jornt@xilinx.com>
Co-authored-by: Jorn Tuyls <jornt.tuyls@gmail.com>