8356051: Update SignatureUtil.java with the new KnownOIDs

Reviewed-by: rhalade

Author: wangweij

src/java.base/share/classes/sun/security/util/SignatureUtil.java

@@ -198,7 +198,7 @@ public static class EdDSADigestAlgHolder {
         static {
             try {
                 sha512 = new AlgorithmId(ObjectIdentifier.of(KnownOIDs.SHA_512));
-                shake256 = new AlgorithmId(ObjectIdentifier.of(KnownOIDs.SHAKE256));
+                shake256 = new AlgorithmId(ObjectIdentifier.of(KnownOIDs.SHAKE256_512));
                 shake256$512 = new AlgorithmId(
                         ObjectIdentifier.of(KnownOIDs.SHAKE256_LEN),
                         new DerValue((byte) 2, new byte[]{2, 0})); // int 512