[canvaskit] Bump GPU resource cache to 256MB

Change-Id: I057c1af8bd7789433ac41904c45a3f8ba2fdb7e9
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/206078
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Florin Malita <fmalita@chromium.org>
1 file changed