[Tails-l10n] Build failed in Jenkins: check_PO_master #5478

See <https://jenkins.tails.boum.org/job/check_PO_master/5478/display/redirect?page=changes>

Changes:

[intrigeri] Manual test suite: document minor known issue


------------------------------------------
Started by an SCM change
Running as SYSTEM
[EnvInject] - Loading node environment variables.
Building remotely on isobuilder3 in workspace <https://jenkins.tails.boum.org/job/check_PO_master/ws/>
No credentials specified
Wiping out workspace first.
Cloning the remote Git repository
Cloning repository gitolite3@???:tails
> git init <https://jenkins.tails.boum.org/job/check_PO_master/ws/> # timeout=10
Fetching upstream changes from gitolite3@???:tails
> git --version # timeout=10
> git fetch --tags --progress -- gitolite3@???:tails +refs/heads/*:refs/remotes/origin/*
> git config remote.origin.url gitolite3@???:tails # timeout=10
> git config --add remote.origin.fetch +refs/heads/*:refs/remotes/origin/* # timeout=10
> git config remote.origin.url gitolite3@???:tails # timeout=10
Fetching upstream changes from gitolite3@???:tails
> git fetch --tags --progress -- gitolite3@???:tails +refs/heads/*:refs/remotes/origin/*
> git rev-parse origin/master^{commit} # timeout=10
Checking out Revision 3e8a08d2fe9704daac5e5ea3da1baa92ac9e11de (origin/master)
> git config core.sparsecheckout # timeout=10
> git checkout -f 3e8a08d2fe9704daac5e5ea3da1baa92ac9e11de
Commit message: "Manual test suite: document minor known issue"
> git rev-list --no-walk 32fbd66415e3a5721155700fb9093e854f67b69c # timeout=10

[check_PO_master] $ /bin/sh -xe /tmp/jenkins5706021169057214977.sh
+ /var/lib/jenkins/tools/slaves/check_po
ERROR: wiki/src/news/plans_for_2020.fr.po:
    i18nspector is not happy:
        E: inconsistent-trailing-newlines msgid 'Currently, many have to learn how to disable Secure Boot on their\ncomputer. This process is slightly different on every computer, is very\ncomplicated to learn on your own, and can lead to scary problems on\nWindows computers, for example [[!tails_ticket 15016#note-19\ndesc="*BitLocker* asking you for a recovery key"]].\n'
checked files are not clean.
Build step 'Execute shell' marked build as failure