v4.0.x: ucx: disable version 1.8#8516

hppritcha merged 1 commit intoopen-mpi:v4.0.xopen-mpi/ompi:v4.0.xfrom

yosefe:topic/ucx-disable-version-1-8-v4.0.xyosefe/ompi:topic/ucx-disable-version-1-8-v4.0.xCopy head branch name to clipboard