Revert "Revert "ssh test checks that we properly copy stderr""
Revert "Revert "ssh test checks that we properly copy stderr""

This reverts commit 99322c7a903f4ced90eba1e43ac2be175780e181.

[#117267033]

matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests,matt-royal/cf-acceptance-tests