Update commons-codec to 1.20.0 in 0.11.x (#2004) #2931

Job	Run time
conformance	4m 7s
build (2_13, mima)	1m 34s
build (2_12, test)	11m 22s
build (2_13, test)	12m 5s
build (2_12, e2e)	3m 19s
build (2_13, e2e)	3m 56s
build (3, mima)	7s
build (2_12, mima)	1m 22s
build (2_13, scala3_compat_test)	11m 10s
build (3, e2e)	4m 17s
build (3, scala3_compat_test)	7m 49s
build (2_12, examples_and_formatting)	2m 50s
build (3, test)	11m 37s
ci-passed	2s
	1h 15m 37s

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