model.js; fix function loadAllDistribClones with undefined distributions

If no distributions present, variable distribs could be undefined.
Link to #4632
19 jobs for feature-c/4632-analyse-avec-mixcr-et-distributions in 39 minutes and 2 seconds (queued for 9 minutes and 44 seconds)
Status Job ID Name Coverage
  Test Tools
passed #921871
test_tools

00:00:11

 
  Test Quality
failed #921872
allowed to fail
code_quality

00:00:04

passed #921873
web
code_quality_custom

00:00:12

 
  Test Unit
passed #921874
web
test_browser_unit

00:01:01

 
  Deploy Review
passed #921875
web
deploy_review

00:00:24

manual #921876
web allowed to fail manual
stop_deploy_review
 
  Test Functional
passed #921879
web
chrome-browser-functional

00:05:46

passed #921877
web
ff32-browser-functional

00:10:47

passed #921878
web
ff45-browser-functional

00:07:20

passed #922051
legacy
old-chrome-browser-functional

00:05:36

failed #921880
legacy
old-chrome-browser-functional

00:05:30

 
  Test Tutorial
passed #921883
web-pandoc
chrome-browser-tutorial

00:03:27

passed #921881
web-pandoc
ff32-browser-tutorial

00:14:29

passed #921882
web-pandoc
ff45-browser-tutorial

00:07:22

passed #921884
legacy
old-chrome-browser-tutorial

00:03:05

 
  Test Functional External
passed #921887
web
chrome-browser-functional-external

00:02:18

passed #921885
web
ff32-browser-functional-external

00:03:09

passed #921886
web
ff45-browser-functional-external

00:02:45

passed #921888
legacy
old-chrome-browser-functional-external-chrome

00:02:10

 
Name Stage Failure
failed
code_quality Test Quality
$ function propagate_env_vars() { # collapsed multi-line command
$ docker pull --quiet "$CODE_QUALITY_IMAGE"
unknown flag: --quiet
See 'docker pull --help'.
Uploading artifacts...
Runtime platform arch=386 os=linux pid=7196 revision=58272c27 version=12.7.0
WARNING: gl-code-quality-report.json: no matching files
ERROR: No files to upload
ERROR: Job failed: exit status 1