py-parsel: updated to 1.7.0

1.7.0 (2022-11-01)
* Add PEP 561-style type information
* Support for Python 2.7, 3.5 and 3.6 is removed
* Support for Python 3.9-3.11 is added
* Very large documents (with deep nesting or long tag content) can now be
  parsed, and ``Selector`` now takes a new argument ``huge_tree`` to disable
  this
* Support for new features of cssselect 1.2.0 is added
* The ``Selector.remove()`` and ``SelectorList.remove()`` methods are
  deprecated and replaced with the new ``Selector.drop()`` and
  ``SelectorList.drop()`` methods which don't delete text after the dropped
  elements when used in the HTML mode.

(adam)