remove set local transaction type for jdbc, for having default value.

import com.google.common.base.Preconditions;

import io.shardingsphere.core.constant.transaction.TransactionOperationType;

import io.shardingsphere.core.constant.transaction.TransactionType;

import io.shardingsphere.core.hint.HintManagerHolder;

import io.shardingsphere.core.jdbc.unsupported.AbstractUnsupportedOperationConnection;

import io.shardingsphere.core.routing.router.masterslave.MasterVisitedManager;

import io.shardingsphere.core.util.EventBusInstance;

import io.shardingsphere.transaction.TransactionTypeHolder;

import io.shardingsphere.transaction.event.local.LocalTransactionEvent;

import io.shardingsphere.transaction.event.ShardingTransactionEvent;

import io.shardingsphere.transaction.event.local.LocalTransactionEvent;

import io.shardingsphere.transaction.event.xa.XATransactionEvent;

import javax.sql.DataSource;

    @Override

    public final void setAutoCommit(final boolean autoCommit) {

        this.autoCommit = autoCommit;

        TransactionTypeHolder.set(TransactionType.LOCAL);

        recordMethodInvocation(Connection.class, "setAutoCommit", new Class[] {boolean.class}, new Object[] {autoCommit});

        EventBusInstance.getInstance().post(createTransactionEvent(TransactionOperationType.BEGIN));

    }