Fix no cluster for SplitPhoton hypos

closes Moore#943

also bit of speed up of neutral protoparticle maker.

needs Rec!4313

changed milestone to %RTA 2025 Data taking

added Calo RTA labels

mentioned in issue Moore#943

mentioned in commit Rec@cafcd411

mentioned in merge request Rec!4313

changed the description

requested review from @jmarchan

requested review from @calvom

requested review from @cmarinbe

@mveghel Please take care of trivial merged conflict.

added 10 commits

• 693ca510...04962bb6 - 8 commits from branch master
• e572ccb5 - remove TES name dependence in cluster lookup
• 2796d217 - speed up NeutralProtoPAlg

Compare with previous version

mentioned in commit Rec@d4a453cd

resolved all threads

added 1 commit

• ca5d23d0 - speed up NeutralProtoPAlg

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resolved all threads

Let me test this while waiting for comments from reviewers (@jmarchan @cmarinbe @calvom)

/ci-test Rec!4313

added ci-test-triggered label

• [2025-04-03 04:59] Validation started with lhcb-master-mr#13193
• [2025-04-07 11:48] Validation started with lhcb-master-mr#13255

added needs ref update label

added PR/full_throughput_test label