Tests

apply optional responses changes to OpenAPIKit module. #711

Job	Run time
linux-5_4 (swift:5.4-xenial)	4m 17s
linux-5_4 (swift:5.4-bionic)	4m 34s
linux-5_4 (swift:5.4-focal)	4m 3s
linux-5_4 (swift:5.4-centos8)	4m 6s
linux-5_4 (swift:5.4-amazonlinux2)	4m 48s
linux (swift:5.1-xenial)	10m 10s
linux (swift:5.1-bionic)	8m 24s
linux (swift:5.2-xenial)	8m 49s
linux (swift:5.2-bionic)	10m 0s
linux (swift:5.2-focal)	8m 36s
linux (swift:5.2-centos8)	8m 32s
linux (swift:5.2-amazonlinux2)	12m 0s
linux (swift:5.3-xenial)	4m 51s
linux (swift:5.3-bionic)	5m 16s
linux (swift:5.3-focal)	5m 23s
linux (swift:5.3-centos8)	4m 47s
linux (swift:5.3-amazonlinux2)	4m 54s
linux-5_5-plus (swift:5.5-xenial)	4m 40s
linux-5_5-plus (swift:5.5-bionic)	4m 28s
linux-5_5-plus (swift:5.5-focal)	4m 29s
linux-5_5-plus (swift:5.5-centos8)	5m 20s
linux-5_5-plus (swift:5.5-amazonlinux2)	5m 38s
linux-5_5-plus (swift:5.6-bionic)	4m 25s
linux-5_5-plus (swift:5.6-focal)	3m 54s
linux-5_5-plus (swift:5.6-amazonlinux2)	3m 59s
linux-5_5-plus (swift:5.7-bionic)	4m 9s
linux-5_5-plus (swift:5.7-focal)	3m 51s
linux-5_5-plus (swift:5.7-jammy)	3m 53s
linux-5_5-plus (swift:5.7-amazonlinux2)	4m 39s
linux-5_5-plus (swift:5.8-bionic)	4m 38s
linux-5_5-plus (swift:5.8-focal)	3m 44s
linux-5_5-plus (swift:5.8-jammy)	5m 7s
linux-5_5-plus (swift:5.8-amazonlinux2)	3m 54s
linux-5_5-plus (swiftlang/swift:nightly-bionic)	4m 26s
linux-5_5-plus (swiftlang/swift:nightly-focal)	6m 13s
linux-5_5-plus (swiftlang/swift:nightly-jammy)	4m 36s
linux-5_5-plus (swiftlang/swift:nightly-amazonlinux2)	5m 0s
osx	5m 48s
	3h 30m 21s

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