ci: do not fail if pre-exit hook fails
ci: do not fail if pre-exit hook fails

Move the pre-exit cal before set -e so that if pre-exit fails it doesn't fail the pre-command step.
Also exclude the whole pre-command for performance pipeline (not public).

GitOrigin-RevId: 8edfd866c893f471157ba9e9a70b68575af44d5d

Oncilla/scion,netsec-ethz/scion,netsec-ethz/scion,Oncilla/scion,Oncilla/scion,netsec-ethz/scion,Oncilla/scion,netsec-ethz/scion