Adjust the lowbound of NGG esVerts and gsPrims for GFX10.x
Adjust the lowbound of NGG esVerts and gsPrims for GFX10.x

Confirmed by HW, the lowbound for GFX10.x is adjusted.

GPUOpen-Drivers/llpc,GPUOpen-Drivers/llpc,GPUOpen-Drivers/llpc,GPUOpen-Drivers/llpc,GPUOpen-Drivers/llpc