tree 2355857ac333b690ec0519cdad196bd5b452b82c
parent 187f662cd4f2817e0820edbb475fe216a7911a35
author Googler <noreply@google.com> 1541425855 -0800
committer John Cater <jcater@google.com> 1541619216 -0500

update bazel-toolchains pin to latest release
Part of changes to allow bazelci to use 0.19.0 configs.
RBE toolchain configs at or before 0.17.0 are not compatible with bazel 0.19.0 or above.

PiperOrigin-RevId: 220085357