character `×` in title should be recognised as `x`

[asakura42]

For example:

For: La casa del dragón 2×7
GuessIt found: {
    "title": "La casa del dragón 2×7",
    "type": "movie"
}

but:

For: La casa del dragón 2x7
GuessIt found: {
    "title": "La casa del dragón",
    "season": 2,
    "episode": 7,
    "type": "episode"
}