Disable rotated nearest-neighbor testing in the big image test

Rotated NN is failing on the following bots:
  Win10/D3D
  Win10/ANGLE D3D11 ES
  Win10/Vulkan
  Win10/OpenGL

Bug: b/267656937
Change-Id: I0dbc4ae809a390685e5d92b157875b3350312f21
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/708976
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
1 file changed