tm2

feat: implement `gno bug` #2543

Job	Run time
test (1.20.x, _test.flappy)	33s
build (1.20.x, amd64, linux, ./pkg/amino/cmd/aminoscan)	12s
test (1.20.x, _test.pkg.amino)	1m 40s
build (1.20.x, amd64, linux, ./pkg/amino/cmd/goscan)	8s
test (1.20.x, _test.pkg.bft)	2m 43s
build (1.20.x, amd64, linux, ./pkg/autofile/cmd)	14s
test (1.20.x, _test.pkg.others)	2m 48s
build (1.20.x, amd64, linux, ./pkg/iavl/cmd/iaviewer)	9s
test (1.21.x, _test.flappy)	23s
build (1.21.x, amd64, linux, ./pkg/amino/cmd/aminoscan)	15s
test (1.21.x, _test.pkg.amino)	1m 30s
build (1.21.x, amd64, linux, ./pkg/amino/cmd/goscan)	31s
test (1.21.x, _test.pkg.bft)	2m 29s
build (1.21.x, amd64, linux, ./pkg/autofile/cmd)	28s
test (1.21.x, _test.pkg.others)	2m 46s
build (1.21.x, amd64, linux, ./pkg/iavl/cmd/iaviewer)	17s
upload-coverage	8s
	17m 14s

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