refactor!: remove `LorentzTransformer` example algorithm #836

Job	Run time
Linux (minver) / Build ROOT	12s
Linux (minver) / Download test data	4s
Linux (minver) / Build Minver Ruby	14s
Linux (minver) / Build HIPO (noROOT)	12s
Linux (minver) / Build HIPO (withROOT)	20s
Linux (minver) / Iguana (cpp)	4m 24s
Linux (minver) / Iguana (noROOT)	1m 54s
Linux (minver) / Iguana (python)	5m 22s
Linux (minver) / Iguana (fortran)	2m 24s
Linux (minver) / Final	1s
Linux (minver) / Collect webpages	0s
Linux (minver) / Deploy webpages	0s
Issue bot	0s
	15m 7s

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