Revert "Add testcase for gbr config running on GTX1070 bots to test.py"

This reverts commit 85e98387a32e3e6e6c05986b23b47aee8c8c4aa7.

Reason for revert: brakes build

Original change's description:
> Add testcase for gbr config running on GTX1070 bots to test.py
> 
> Bug: skia:
> Change-Id: I1f993100af712ce688dd21b5e510ffae4b587dce
> Reviewed-on: https://skia-review.googlesource.com/66155
> Commit-Queue: Brian Osman <brianosman@google.com>
> Commit-Queue: Mike Klein <mtklein@chromium.org>
> Reviewed-by: Mike Klein <mtklein@chromium.org>

TBR=mtklein@chromium.org,mtklein@google.com,brianosman@google.com

Change-Id: I3abebe01bb0285377321ed150cca0c76e8636a39
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/66422
Reviewed-by: Stan Iliev <stani@google.com>
Commit-Queue: Stan Iliev <stani@google.com>
2 files changed