SPI-2340: Add LCG_102b_ATLAS_19 based on LCG_102b_ATLAS_17 with HepMC3-3.2.6
To run the testing, add a comment with:
Bot test PACKAGE[ PACKAGE2 ...]|all in TOOLCHAIN|all [(only|also) for LABEL-COMPILER-BUILDTYPE] please!
To ensure patches required for existing LCG branches are not lost, please add the respective labels: alsoTargeting:LCG_102-patches, alsoTargeting:master, etc.
Edited by Dmitri Konstantinov