Merge pull request #16675 from ronawho/adjust-whitebox-for-rm-esxbld
Adjust whitebox testing for esxbld to kay-elogin move
[reviewed by @lydia-duncan]
We used to run on machines that emulated a Cray XC, but we now run on a
real elogin node. To that end we can use a real CPU targeting module and
remove some old workarounds.