Bug#1107076: r-cran-xml2 fails autopkg tests with libxml 2.14.x from experimental

[Graham Inggs]

Control: reopen -1

I think this bug was closed in error.  Autopkgtest are now failing [1]
in testing.


[1] https://ci.debian.net/packages/r/r-cran-xml2/testing/amd64/