Add LongBench validation #7612

Job	Run time
cpp-greedy_causal_lm-windows	35m 26s
cpp-beam_search_causal_lm-Qwen1_5-7B-Chat	16m 2s
cpp-beam_search_causal_lm-ubuntu (./build/samples/cpp/text_generation/beam_search_causal_lm)	19m 27s
cpp-beam_search_causal_lm-notus-7b-v1	17m 28s
cpp-beam_search_causal_lm-ubuntu (python ./samples/python/text_generation/beam_search_causal_lm.py)	19m 22s
cpp-beam_search_causal_lm-Phi-2	10m 33s
cpp-chat_sample-ubuntu	14m 55s
cpp-continuous-batching-macos	17m 57s
cpp-continuous-batching-ubuntu	16m 47s
cpp-continuous-batching-windows	25m 9s
cpp-greedy_causal_lm-Qwen-7B-Chat	12m 0s
cpp-greedy_causal_lm-redpajama-3b-chat	11m 12s
cpp-multinomial-greedy_causal_lm-ubuntu	12m 50s
cpp-prompt_lookup_decoding_lm-ubuntu	11m 58s
cpp-Phi-1_5	8m 11s
cpp-speculative_decoding_lm-ubuntu	13m 32s
visual_language_chat_sample-ubuntu-internvl2	13m 54s
visual_language_chat_sample-ubuntu-minicpm_v2_6	9m 15s
visual_language_chat_sample-ubuntu-qwen2vl	11m 4s
visual_language_chat_sample-ubuntu-llava_1_5 / visual_language_chat_sample-ubuntu-llava	14m 17s
visual_language_chat_sample-ubuntu-llava_next / visual_language_chat_sample-ubuntu-llava	36m 32s
ci/gha_overall_status_causal_lm	1s
	5h 47m 52s

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