chore(deps): Bump github.com/stretchr/testify from 1.8.4 to 1.9.0 #4257

Job	Run time
build (amd64, gcc)	1m 4s
build (arm64, aarch64-linux-gnu-gcc, g++-aarch64-linux-gnu)	49s
cleanup-runs	5s
install-tparse	9s
test-cosmovisor	2m 40s
split-test-files	16s
test-race (00)	11s
test-race (01)	6s
tests (00)	5s
tests (01)	7s
test-race (02)	10s
test-race (03)	9s
tests (02)	10s
tests (03)	10s
upload-coverage-report	0s
	6m 11s

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