Shadowmap rendering incorrect on D3D10.0 graphics profile

[nblockbuster]

Release Type: GitHub

Version: master

Platform(s): Windows

Describe the bug
The shadowmap is rendered incorrectly only on D3D10.0.

To Reproduce
Steps to reproduce the behavior:

1. Set a project to use D3D10.0.

Expected behavior
Shadowmap renders correctly, not with skewed shadows.

Screenshots
(Game screenshots are washed out as I copied them from Renderdoc with no regard to HDR)
DX10

DX11

DX10 Shadowmap

DX11 Shadowmap

Log and callstacks
None

Additional context
The shadowmap size is set to x1, but this also happens on x2.