vlab upgrade control node USB auto installation failure

[pau-hedgehog]

Observed in https://github.com/githedgehog/fabricator/actions/runs/12876382887/job/35899546444

22:35:47 DBG SSH is ready vm=control-1 type=control
22:35:47 DBG Waiting for control node to be auto installed (via USB) vm=control-1 type=control
23:03:12 WRN Failed to post-process VM vm=control-1 type=control err="cancelled: context deadline exceeded"
23:03:27 DBG Force exit with code 2 err="context canceled"

It seems the control-1 VM didn't boot properly. We should enhance show-tech to capture information of the host/runner, maybe

[pau-hedgehog]

Another hit: https://github.com/githedgehog/fabricator/actions/runs/12894243152/job/35978390575

[pau-hedgehog]

Another hit: https://github.com/githedgehog/fabricator/actions/runs/12983690706/job/36222415114

Will have to extend show-tech to run in this case and gather enough diagnostic information

[edipascale]

one more hit: https://github.com/githedgehog/fabricator/actions/runs/13542872463/job/37848156503