build(deps): bump sphinx from 3.0.4 to 3.2.1

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Bumps sphinx from 3.0.4 to 3.2.1.

Changelog

Sourced from sphinx's changelog.

Release 3.2.1 (released Aug 14, 2020)

Features added

• #8095: napoleon: Add :confval:napoleon_preprocess_types to enable the type preprocessor for numpy style docstrings
• #8114: C and C++, parse function attributes after parameters and qualifiers.

Bugs fixed

• #8074: napoleon: Crashes during processing C-ext module
• #8088: napoleon: "Inline literal start-string without end-string" warning in Numpy style Parameters section
• #8084: autodoc: KeyError is raised on documenting an attribute of the broken class
• #8091: autodoc: AttributeError is raised on documenting an attribute on Python 3.5.2
• #8099: autodoc: NameError is raised when target code uses TYPE_CHECKING
• C++, fix parsing of template template paramters, broken by the fix of #7944

Release 3.2.0 (released Aug 08, 2020)

Deprecated

• sphinx.ext.autodoc.members_set_option()
• sphinx.ext.autodoc.merge_special_members_option()
• sphinx.writers.texinfo.TexinfoWriter.desc
• C, parsing of pre-v3 style type directives and roles, along with the options :confval:c_allow_pre_v3 and :confval:c_warn_on_allowed_pre_v3.

Features added

• #2076: autodoc: Allow overriding of exclude-members in skip-member function
• #8034: autodoc: :private-member: can take an explicit list of member names to be documented
• #2024: autosummary: Add :confval:autosummary_filename_map to avoid conflict of filenames between two object with different case
• #8011: autosummary: Support instance attributes as a target of autosummary directive
• #7849: html: Add :confval:html_codeblock_linenos_style to change the style of line numbers for code-blocks
• #7853: C and C++, support parameterized GNU style attributes.
• #7888: napoleon: Add aliases Warn and Raise.
• #7690: napoleon: parse type strings and make them hyperlinks as possible. The

Commits

• 3597942 Bump to 3.2.1 final
• 5d70682 Merge pull request #8108 from tk0miya/8099_NameError_for_TYPE_CHECKING
• d391212 Merge branch '3.2.x' into 8099_NameError_for_TYPE_CHECKING
• 90e9b31 Merge pull request #8117 from jakobandersen/c_cpp_function_attributes
• 52140be C and C++, parsing function attributes
• 667a188 Merge pull request #8113 from jakobandersen/cpp_template_template
• d72fedb C++, fix template template parameter parsing
• 611fff9 Fix #8099: autodoc: NameError is raised when script uses TYPE_CHECKING
• 99e3639 Update CHANGES for PR #8095
• 6e62d33 Merge pull request #8095 from keewis/toggle-preprocessor
• Additional commits viewable in compare view

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sphinx-doc/sphinx#8105

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