[amdgpu]: '*ERROR* No EDID read' starting with Linux 4.19

Multiple people from https://bugzilla.kernel.org/show_bug.cgi?id=201497 report that EDID reading has stopped working since kernel 4.19. The last working kernel is 4.18.

The identified first bad commit was d98c71dadc2d0debdb80beb5a478baf1e6f98758.

Dmesg for kernel 6.9.9: https://bugzilla.kernel.org/show_bug.cgi?id=201497#c31