Bump @babel/traverse from 7.12.12 to 7.23.2 in /website #1917

Job	Run time
build (2_12, mima)	1m 21s
conformance	1m 48s
build (2_12, e2e)	5s
build (2_12, test)	15m 23s
build (2_13, mima)	1m 49s
build (2_13, e2e)	9s
build (2_13, test)	14m 6s
build (3, mima)	8s
build (3, e2e)	5s
build (3, test)	11m 22s
build (2_12, examples_and_formatting)	3m 25s
build (2_13, scala3_compat_test)	10m 19s
build (3, scala3_compat_test)	11m 37s
ci-passed	2s
	1h 11m 39s

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