Hide VLM files and API #2883

Job	Run time
cpp-greedy_causal_lm-Qwen-7B-Chat	9m 31s
cpp-multinomial-greedy_causal_lm-ubuntu	8m 6s
cpp-beam_search_causal_lm-Qwen1_5-7B-Chat	8m 18s
cpp-beam_search_causal_lm-ubuntu (./build/samples/cpp/beam_search_causal_lm/beam_search_causal_lm)	18m 32s
cpp-beam_search_causal_lm-notus-7b-v1	8m 5s
cpp-beam_search_causal_lm-Phi-2	6m 0s
cpp-greedy_causal_lm-windows	19m 28s
cpp-beam_search_causal_lm-ubuntu (python ./samples/python/beam_search_causal_lm/beam_search_causa...	13m 12s
cpp-prompt_lookup_decoding_lm-ubuntu	10m 46s
cpp-speculative_decoding_lm-ubuntu	8m 43s
cpp-chat_sample-ubuntu	11m 0s
cpp-continuous-batching-macos	19m 48s
cpp-continuous-batching-ubuntu	11m 6s
cpp-continuous-batching-windows	19m 10s
cpp-greedy_causal_lm-redpajama-3b-chat	13m 16s
cpp-Phi-1_5	7m 12s
visual_language_chat_sample-ubuntu	11m 35s
ci/gha_overall_status_causal_lm	1s
	3h 23m 49s

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