Update dependency Sphinx to v4.2.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
Sphinx (source)	==4.1.2 -> ==4.2.0

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Release Notes

sphinx-doc/sphinx

v4.2.0

Compare Source

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Features added

• #​9445: autodoc: Support class properties
• #​9479: autodoc: Emit a warning if target is a mocked object
• #​9560: autodoc: Allow to refer NewType instances with module name in Python
  3.10 or above
• #​9447: html theme: Expose the version of Sphinx in the form of tuple as a
  template variable sphinx_version_tuple
• #​9594: manpage: Suppress the title of man page if description is empty
• #​9445: py domain: :py:property: directive supports :classmethod:
  option to describe the class property
• #​9524: test: SphinxTestApp can take builddir as an argument
• #​9535: C and C++, support more fundamental types, including GNU extensions.

Bugs fixed

• #​9608: apidoc: apidoc does not generate a module definition for implicit
  namespace package
• #​9504: autodoc: generate incorrect reference to the parent class if the target
  class inherites the class having _name attribute
• #​9537, #​9589: autodoc: Some objects under typing module are not displayed
  well with the HEAD of 3.10
• #​9487: autodoc: typehint for cached_property is not shown
• #​9509: autodoc: AttributeError is raised on failed resolving typehints
• #​9518: autodoc: autodoc_docstring_signature does not effect to __init__()
  and __new__()
• #​9522: autodoc: PEP 585 style typehints having arguments (ex. list[int])
  are not displayed well
• #​9481: autosummary: some warnings contain non-existing filenames
• #​9568: autosummary: summarise overlined sectioned headings correctly
• #​9600: autosummary: Type annotations which contain commas in autosummary table
  are not removed completely
• #​9481: c domain: some warnings contain non-existing filenames
• #​9481: cpp domain: some warnings contain non-existing filenames
• #​9456: html search: abbreation marks are inserted to the search result if
  failed to fetch the content of the page
• #​9617: html search: The JS requirement warning is shown if browser is slow
• #​9267: html theme: CSS and JS files added by theme were loaded twice
• #​9585: py domain: :type: option for :rst:dir:py:property directive does
  not create a hyperlink
• #​9576: py domain: Literal typehint was converted to a cross reference
• #​9535 comment: C++, fix parsing of defaulted function parameters that are
  function pointers.
• #​9564: smartquotes: don't adjust typography for text with
  language-highlighted :code: role.
• #​9512: sphinx-build: crashed with the HEAD of Python 3.10

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