Add LTX-2.X IC LoRA and HDR Pipelines #38451

Job	Run time
check_code_quality	34s
check_repository_consistency	27s
LoRA tests with PEFT main	6m 46s
Hub tests for models, schedulers, and pipelines	2m 44s
Fast PyTorch Models & Schedulers CPU tests	7m 52s
Fast PyTorch Pipeline CPU tests	16m 2s
PyTorch Example CPU tests	19m 1s
	53m 26s

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