Update GraalVM version in documentation (#11452) #4385

Job	Run time
build_matrix	6m 15s
build (17, test-suite-annotation-remapper:nativeTest)	9m 7s
build (17, test-suite-http-server-tck-netty:nativeTest)	9m 38s
build (17, test-suite-http2-server-tck-netty:nativeTest)	11m 45s
build (17, test-suite-kotlin-graalvm:nativeTest)	9m 35s
build (17, test-suite-logback-graalvm:nativeTest)	8m 24s
build (17, test-suite-netty-ssl-graalvm:nativeTest)	9m 17s
build (21, test-suite-annotation-remapper:nativeTest)	9m 23s
build (21, test-suite-http-server-tck-netty:nativeTest)	9m 28s
build (21, test-suite-http2-server-tck-netty:nativeTest)	11m 15s
build (21, test-suite-kotlin-graalvm:nativeTest)	9m 22s
build (21, test-suite-logback-graalvm:nativeTest)	8m 23s
build (21, test-suite-netty-ssl-graalvm:nativeTest)	9m 26s
	2h 1m 18s

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