geant4: Backport data path export
geant4: Backport data path export

To ensure SuperNEMO simulations can automatically access Geant4
data libraries, backport data export to Cmake config from Geant4
10.0.

xgarrido/homebrew-cadfael,xgarrido/homebrew-cadfael,SuperNEMO-DBD/homebrew-cadfael,SuperNEMO-DBD/homebrew-cadfael