Align OpenAI API for FaqGen, DocSum #3151

Job	Run time
get-test-matrix / Get-test-matrix	7s
example-test (FaqGen, gaudi) / get-test-case	4s
example-test (DocSum, rocm) / get-test-case	4s
example-test (DocSum, gaudi) / get-test-case	4s
example-test (DocSum, xeon) / get-test-case	4s
example-test (FaqGen, rocm) / get-test-case	5s
example-test (FaqGen, xeon) / get-test-case	4s
example-test (FaqGen, gaudi) / run-test (test_compose_on_gaudi.sh)	14s
example-test (DocSum, xeon) / run-test (test_compose_on_xeon.sh)	7m 37s
example-test (DocSum, rocm) / run-test (test_compose_on_rocm.sh)	6m 25s
example-test (DocSum, gaudi) / run-test (test_compose_on_gaudi.sh)	6m 26s
example-test (FaqGen, rocm) / run-test (test_compose_on_rocm.sh)	4m 37s
example-test (FaqGen, xeon) / run-test (test_compose_on_xeon.sh)	6m 5s
	31m 56s

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