Add LongBench validation #4576

Job	Run time
cpp-beam_search_causal_lm-ubuntu (./build/samples/cpp/beam_search_causal_lm/beam_search_causal_lm)	19m 0s
cpp-beam_search_causal_lm-ubuntu (python ./samples/python/beam_search_causal_lm/beam_search_causa...	18m 7s
cpp-multinomial-greedy_causal_lm-ubuntu	12m 44s
cpp-greedy_causal_lm-windows	34m 25s
cpp-beam_search_causal_lm-Qwen1_5-7B-Chat	13m 34s
cpp-greedy_causal_lm-Qwen-7B-Chat	9m 36s
cpp-beam_search_causal_lm-notus-7b-v1	14m 55s
cpp-beam_search_causal_lm-Phi-2	10m 46s
cpp-chat_sample-ubuntu	15m 31s
cpp-greedy_causal_lm-redpajama-3b-chat	14m 51s
cpp-Phi-1_5	8m 9s
cpp-prompt_lookup_decoding_lm-ubuntu	12m 7s
cpp-speculative_decoding_lm-ubuntu	12m 18s
visual_language_chat_sample-ubuntu-internvl2	13m 17s
visual_language_chat_sample-ubuntu-minicpm_v2_6	7m 54s
cpp-continuous-batching-macos	17m 0s
cpp-continuous-batching-ubuntu	12m 59s
cpp-continuous-batching-windows	23m 22s
visual_language_chat_sample-ubuntu-llava_1_5 / visual_language_chat_sample-ubuntu-llava	13m 3s
visual_language_chat_sample-ubuntu-llava_next / visual_language_chat_sample-ubuntu-llava	16m 56s
ci/gha_overall_status_causal_lm	1s
	5h 0m 35s

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