Add support for the build server's Turning GPU

This makes cuda code work on the build server!

Change-Id: I714feeebfc011ddf6c23cd26a67d3c4afbe15885
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/third_party/bazel-toolchain/bazel_tools_changes/tools/cpp/unix_cc_toolchain_config.bzl b/third_party/bazel-toolchain/bazel_tools_changes/tools/cpp/unix_cc_toolchain_config.bzl
index 2aa6e7e..b80b5ec 100755
--- a/third_party/bazel-toolchain/bazel_tools_changes/tools/cpp/unix_cc_toolchain_config.bzl
+++ b/third_party/bazel-toolchain/bazel_tools_changes/tools/cpp/unix_cc_toolchain_config.bzl
@@ -1141,6 +1141,7 @@
     )
 
     cuda_flags = [
+        "--cuda-gpu-arch=sm_75",
         "--cuda-gpu-arch=sm_80",
         "--cuda-gpu-arch=sm_86",
         "--cuda-gpu-arch=sm_87",