Add slice before matmut transformation for CB scenario #5883

Job	Run time
cpp-beam_search_causal_lm-notus-7b-v1	21m 37s
cpp-beam_search_causal_lm-Phi-2	10m 51s
cpp-beam_search_causal_lm-Qwen1_5-7B-Chat	15m 46s
cpp-beam_search_causal_lm-ubuntu (./build/samples/cpp/beam_search_causal_lm/beam_search_causal_lm)	16m 57s
cpp-chat_sample-ubuntu	15m 43s
cpp-beam_search_causal_lm-ubuntu (python ./samples/python/beam_search_causal_lm/beam_search_causa...	19m 36s
cpp-greedy_causal_lm-Qwen-7B-Chat	11m 2s
cpp-greedy_causal_lm-redpajama-3b-chat	11m 4s
cpp-greedy_causal_lm-windows	21m 23s
cpp-multinomial-greedy_causal_lm-ubuntu	14m 42s
cpp-prompt_lookup_decoding_lm-ubuntu	11m 50s
cpp-Phi-1_5	8m 49s
cpp-speculative_decoding_lm-ubuntu	13m 4s
visual_language_chat_sample-ubuntu-minicpm_v2_6	8m 56s
cpp-continuous-batching-macos	19m 35s
cpp-continuous-batching-ubuntu	15m 58s
cpp-continuous-batching-windows	21m 22s
visual_language_chat_sample-ubuntu-internvl2	21m 35s
visual_language_chat_sample-ubuntu-llava_1_5 / visual_language_chat_sample-ubuntu-llava	20m 26s
visual_language_chat_sample-ubuntu-llava_next / visual_language_chat_sample-ubuntu-llava	20m 25s
ci/gha_overall_status_causal_lm	1s
	5h 20m 42s

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