[docs] apply @HenKlei's fix for jupyter output fubar

45 jobs for master in 56 minutes and 34 seconds (queued for 5 seconds)
Status Job ID Name Coverage
  Sanity
passed #381506
ci setup

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passed #381505
verify setup.py

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  Test
passed #381507
long execution time
minimal_cpp_demo

00:05:04

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long execution time
mpi 3 6

00:22:19

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mpi 3 7

00:22:19

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long execution time
mpi 3 8

00:22:19

passed #381511
long execution time
notebooks_dir 3 6

00:14:38

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notebooks_dir 3 7

00:12:05

passed #381513
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notebooks_dir 3 8

00:11:34

passed #381520
long execution time
numpy_git 3 8

00:23:19

passed #381521
long execution time
oldest 3 6

00:22:04

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pip_installed 3 6

00:23:44

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long execution time
pip_installed 3 7

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pip_installed 3 8

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long execution time
vanilla 3 6

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vanilla 3 7

00:19:47

passed #381519
long execution time
vanilla 3 8

00:20:24

 
  Build
passed #381654
docker-in-docker
docs build

00:08:46

passed #381522
amm-old-ci
wheel 1 py3 6

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passed #381525
amm-old-ci
wheel 1 py3 7

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passed #381528
amm-old-ci
wheel 1 py3 8

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passed #381523
docker-in-docker
wheel 2010 py3 6

00:02:37

passed #381526
docker-in-docker
wheel 2010 py3 7

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passed #381529
docker-in-docker
wheel 2010 py3 8

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passed #381524
docker-in-docker
wheel 2014 py3 6

00:02:34

passed #381527
docker-in-docker
wheel 2014 py3 7

00:14:23

passed #381530
docker-in-docker
wheel 2014 py3 8

00:14:22

failed #381531
docker-in-docker
docs build

00:17:44

 
  Install Checks
passed #381537
mike
check_wheel 1

00:03:47

passed #381538
mike
check_wheel 2

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passed #381539
mike
check_wheel 3

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passed #381536
docker-in-docker
local_jupyter

00:03:44

passed #381532
docker-in-docker
pip 1/3

00:07:41

passed #381533
docker-in-docker
pip 2/3

00:06:21

passed #381534
docker-in-docker
pip 3/3

00:08:14

passed #381535
docker-in-docker
repo2docker

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  Deploy
passed #381548
docs

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passed #381543
submit numpy_git 3 8

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passed #381544
submit oldest 3 6

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passed #381540
submit vanilla 3 6

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passed #381541
submit vanilla 3 7

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passed #381542
submit vanilla 3 8

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passed #381545
trigger_binder 1/3

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passed #381546
trigger_binder 2/3

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passed #381547
trigger_binder 3/3

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