Bump pytest from 8.3.3 to 8.3.4 in /packaging/tests (#5659) #7

Job	Run time
setup-environment	1m 19s
tidy	1m 46s
generate-metrics	5m 0s
coverage	8m 31s
cross-compile (binaries-darwin_amd64)	4m 22s
gofmt	4m 52s
lint	13m 20s
cross-compile (binaries-darwin_arm64)	4m 28s
test	14m 25s
cross-compile (binaries-linux_amd64)	4m 38s
cross-compile (binaries-linux_arm64)	4m 26s
cross-compile (binaries-windows_amd64)	4m 30s
cross-compile (binaries-linux_ppc64le)	4m 24s
	1h 16m 1s

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