Add missing TruthMetaData to LLP1

!61980 (merged) changed the way metadata is stored and !63100 (merged) fixed this for PHYS and PHYSLITE.

This merge request affects 1 package:

• PhysicsAnalysis/DerivationFramework/DerivationFrameworkLLP

This merge request affects 1 file:

• PhysicsAnalysis/DerivationFramework/DerivationFrameworkLLP/python/LLP1.py

Adding @emmat ,@jcatmore ,@dtrischu ,@jburzyns as watchers

added Derivation main review-pending-level-1 labels

CI Result FAILURE (hash 464372e1)

	Athena
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 7022] (remote access info)

resolved all threads

MR looks fine from L1 perspective, CI shows no problems - approving.

Cheers, L1 shifter

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit 8dbe22f6