[lille] upgrade bios and network firmware

- bios 1.6.13 -> 2.1.8
- net firmware 18.5.17 -> 18.8.9
4 jobs for master in 2 minutes and 12 seconds (queued for 19 minutes and 19 seconds)
Status Job ID Name Coverage
  Validate
passed #331984
grid5000-docker
rubocop

00:00:36

passed #331985
grid5000-docker
validate-data

00:00:52

 
  Generate
passed #331986
grid5000-docker
generate-reference-api

00:00:34

 
  Deploy
passed #331987
grid5000-shell
deploy

00:00:08