COMMUNITY-DRIVEN WORK TRACKING ISSUE

Summary of feature

Today, Silk.NET has no official support for receiving KeyDown (et al) events in any keyboard layout other than US (even though the SDL backend accidentally mandatorily supports it, but this is a bug with that backend).

This has been requested lots of times, and even got to a point where [a proposal made it to review](https://gi

Description

Right now the MDI ranges are not compacted (having the drawcalls with 0 instances removed).

But the DrawIndirectAllocator and all the resources in on the C++ side are already setup for this

Solution proposal

An additional Dispatch (direct, cause you can have a list of MDIs up front) over the drawcalls that prefix sums their boolean instanceCount!=0u flag

Then another