[feature request] Support reading equality delete files

### Feature Request / Improvement

Only position delete is supported right now
https://github.com/apache/iceberg-python/blob/e5a58b34dd830c6ffea11649613b693f70f7cbb4/pyiceberg/table/__init__.py#L1418

Let's also add reading equality delete

Position delete PR https://github.com/apache/iceberg/pull/6775