test: add regression integ test for gnolang/gnochess#97 #2352

Job	Run time
build (1.20.x, amd64, linux, ./pkg/amino/cmd/aminoscan)	8s
test (1.20.x, _test.flappy)	27s
build (1.20.x, amd64, linux, ./pkg/amino/cmd/goscan)	11s
test (1.20.x, _test.pkg.amino)	1m 25s
build (1.20.x, amd64, linux, ./pkg/autofile/cmd)	26s
test (1.20.x, _test.pkg.bft)	21m 13s
build (1.20.x, amd64, linux, ./pkg/iavl/cmd/iaviewer)	14s
test (1.20.x, _test.pkg.others)	2m 49s
build (1.21.x, amd64, linux, ./pkg/amino/cmd/aminoscan)	29s
test (1.21.x, _test.flappy)	40s
test (1.21.x, _test.pkg.amino)	1m 48s
build (1.21.x, amd64, linux, ./pkg/amino/cmd/goscan)	16s
test (1.21.x, _test.pkg.bft)	2m 51s
build (1.21.x, amd64, linux, ./pkg/autofile/cmd)	22s
test (1.21.x, _test.pkg.others)	3m 23s
build (1.21.x, amd64, linux, ./pkg/iavl/cmd/iaviewer)	20s
upload-coverage	0s
	37m 2s

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