CI: use latest master GBench

12 jobs for update-gbench in 0 seconds
Status Name Job ID Coverage
  External
passed cdash-buildbot

passed vtk-m-dragnipur-osx-shared-debug+32bit_ids+64bit_coords+clang+tbb

00:09:29

passed vtk-m-dragnipur-osx-static-release+64bit_coords+clang+tbb

00:00:16

passed vtk-m-osheim-windows-shared-debug+ninja-vs-2017+tbb

00:20:20

passed vtk-m-osheim-windows-static-release+ninja-vs-2017+tbb

00:01:58

passed cdash-buildbot

passed cdash-buildbot

passed cdash-buildbot

passed cdash-buildbot

passed cdash-buildbot

passed vtk-m-dragnipur-osx-static-release+64bit_coords+clang+tbb

00:15:35

passed vtk-m-osheim-windows-static-release+ninja-vs-2017+tbb

00:27:49