Merge branch 'SPI-1955_views' into 'master'

SPI-1955: Define LHAPDF_DATA_PATH in LCG views pointing to lhapdf configuration and lhapdfsets

Closes SPI-1955

See merge request !919

(cherry picked from commit 230733fc)

be29a62c Define LHAPDF_DATA_PATH in LCG views pointing to lhapdf configuration and lhapdfsets