Add gitlab-ci.yaml for CI'ing

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
1 job for master in 60 minutes and 4 seconds (queued for 6 minutes and 53 seconds)
Status Name Job ID Coverage
  Build
failed build #80590

01:00:04

 
Name Stage Failure
failed
build Build The script exceeded the maximum execution time set for the job
  CC [M]  drivers/gpu/drm/nouveau/nvkm/engine/gr/gp108.o
CC [M] drivers/gpu/drm/nouveau/nvkm/engine/gr/gp10b.o
CC [M] drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.o
CC [M] drivers/gpu/drm/nouveau/nvkm/engine/gr/gv100.o
CC [M] drivers/gpu/drm/nouveau/nvkm/engine/gr/tu102.o
CC [M] drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv40.o
CC [M] drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxnv50.o
CC [M] drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.o
ERROR: Job failed: execution took longer than 1h0m0s seconds