Crash test update

[Caolán McNamara]

On Sat, 2018-12-08 at 19:45 +0000, Crashtest VM wrote:
> New crashtest update available at 
> http://dev-builds.libreoffice.org/crashtest/ce696d57c3bb9185c7a9f326a7b00b662a04c9de/

./instdir/program/soffice.bin --headless --convert-to pdf ooo103156-
1.ods has a reproducer assert of...

sc/inc/formulacell.hxx:440: void ScFormulaCell::MaybeInterpret():
Assertion `!pDocument->IsThreadedGroupCalcInProgress()' failed.