add path separator to SynchronizableFileInfo localPath

import android.util.Log;

import com.owncloud.android.lib.resources.files.FileUtils;

import java.io.File;

import java.io.FileFilter;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.math.BigInteger;

import java.security.MessageDigest;

import java.security.NoSuchAlgorithmException;

import java.util.ArrayList;

import java.util.List;

/**

    public SynchronizableFileInfo(@NonNull File file) {

        try {

            this.hash = file.lastModified()+"";

            this.localPath = file.getCanonicalPath();

            if(file.isDirectory()){

                this.localPath+= FileUtils.PATH_SEPARATOR;

            }

            this.isFolder = file.isDirectory();

            this.lastModified = file.lastModified();

        }catch (Exception e){

        }

    }

    public SynchronizableFileInfo(String localPath, long lastModified, boolean isFolder){

        this.hash = lastModified+""; //TODO DOESN'T WORK FOR FOLDER. MAY BE LASTMODIFIED TMS IS SUFFISANT

        this.localPath = localPath;