Bug#1058965: hdmf: has a stale Build-Dep on python3-unittest2

[Alexandre Detiste]

Source: hdmf
Severity: normal

Dear Maintainer,

You package has an obsolete Build-Dep on "python3-unittest2"
which was a backport of Python3's unittest to Python2.

Please remove it.

Upstream is now using the real thing.

Greetings,