Tests

apply optional responses changes to OpenAPIKit module. #716

Job	Run time
osx	6m 33s
linux-5_5-plus (swift:5.5-xenial)	6m 33s
linux-5_5-plus (swift:5.5-bionic)	5m 41s
linux-5_5-plus (swift:5.5-focal)	4m 22s
linux-5_5-plus (swift:5.5-centos8)	4m 30s
linux-5_5-plus (swift:5.5-amazonlinux2)	4m 37s
linux-5_5-plus (swift:5.6-bionic)	3m 47s
linux-5_5-plus (swift:5.6-focal)	5m 35s
linux-5_5-plus (swift:5.6-amazonlinux2)	5m 19s
linux-5_5-plus (swift:5.7-bionic)	4m 22s
linux-5_5-plus (swift:5.7-focal)	4m 34s
linux-5_5-plus (swift:5.7-jammy)	4m 20s
linux-5_5-plus (swift:5.7-amazonlinux2)	3m 54s
linux-5_5-plus (swift:5.8-bionic)	3m 41s
linux-5_5-plus (swift:5.8-focal)	3m 51s
linux-5_5-plus (swift:5.8-jammy)	4m 30s
linux-5_5-plus (swift:5.8-amazonlinux2)	5m 15s
linux-5_5-plus (swiftlang/swift:nightly-bionic)	4m 24s
linux-5_5-plus (swiftlang/swift:nightly-focal)	4m 34s
linux-5_5-plus (swiftlang/swift:nightly-jammy)	4m 41s
linux-5_5-plus (swiftlang/swift:nightly-amazonlinux2)	4m 45s
linux-5_4 (swift:5.4-xenial)	5m 56s
linux-5_4 (swift:5.4-bionic)	4m 42s
linux-5_4 (swift:5.4-focal)	4m 45s
linux-5_4 (swift:5.4-centos8)	3m 59s
linux-5_4 (swift:5.4-amazonlinux2)	4m 19s
linux (swift:5.1-xenial)	8m 46s
linux (swift:5.1-bionic)	11m 48s
linux (swift:5.2-xenial)	8m 49s
linux (swift:5.2-bionic)	8m 33s
linux (swift:5.2-focal)	11m 47s
linux (swift:5.2-centos8)	8m 23s
linux (swift:5.2-amazonlinux2)	10m 31s
linux (swift:5.3-xenial)	4m 46s
linux (swift:5.3-bionic)	5m 32s
linux (swift:5.3-focal)	4m 37s
linux (swift:5.3-centos8)	4m 33s
linux (swift:5.3-amazonlinux2)	5m 42s
	3h 37m 16s

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