take out metadata root key and update the update_metadata method in agreement with this

3 jobs for update_update_metadata_method in 34 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
failed #279272
test_install

00:00:34

 
  Deploy
skipped #279273
deploy_zenodo
 
  Test Container
skipped #279274
test_deploy_from_container
 
Name Stage Failure
failed
test_install Test
  Running command git clone -q https://gitlab.in2p3.fr/escape2020/wp3/codemeta2zenodo /tmp/pip-install-uplykjns/codemeta2zenodo-crosswalk_b4cf2152607a4edc9ec4da7200b00515
WARNING: Generating metadata for package codemeta2zenodo-crosswalk produced metadata for project name codemeta2zenodo. Fix your #egg=codemeta2zenodo-crosswalk fragments.
WARNING: Discarding git+https://gitlab.in2p3.fr/escape2020/wp3/codemeta2zenodo. Requested codemeta2zenodo from git+https://gitlab.in2p3.fr/escape2020/wp3/codemeta2zenodo (from zenodoci==1.1) has inconsistent name: filename has 'codemeta2zenodo-crosswalk', but metadata has 'codemeta2zenodo'
Collecting requests
Downloading requests-2.25.1-py2.py3-none-any.whl (61 kB)
ERROR: Could not find a version that satisfies the requirement codemeta2zenodo-crosswalk (unavailable) (from zenodoci)
ERROR: No matching distribution found for codemeta2zenodo-crosswalk (unavailable)
Cleaning up file based variables
ERROR: Job failed: exit code 1