cmsswdata: disable data-FastSimulation-PileUpProducer on ARMv7

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
Merge pull request #250 from davidlt/disable-data-FastSimulation-PileUpProducer-on-armv7

[CMSSW_7_0_X] cmsswdata: disable data-FastSimulation-PileUpProducer on ARMv7