fix withdrawals validator type

Author: thinkAfCod

ethereum/core/src/main/java/org/hyperledger/besu/ethereum/mainnet/MainnetProtocolSpecs.java

@@ -1024,7 +1024,7 @@ static ProtocolSpecBuilder regolithDefinition(
                     (BaseFeeMarket) feeMarket))
         .blockBodyValidatorBuilder(BaseFeeBlockBodyValidator::new)
         .genesisConfigOptions(Optional.of(genesisConfigOptions))
-        .withdrawalsValidator(new WithdrawalsValidator.AllowedWithdrawals())
+        .withdrawalsValidator(new WithdrawalsValidator.NotApplicableWithdrawals())
         .name("Regolith");
   }