Bump sphinx from 2.2.0 to 3.0.1

[dependabot-preview]

Bumps sphinx from 2.2.0 to 3.0.1.

Changelog

Sourced from sphinx's changelog.

Release 3.0.1 (released Apr 11, 2020)

Incompatible changes

• #7418: std domain: :rst:dir:term role becomes case sensitive

Bugs fixed

• #7428: py domain: a reference to class None emits a nitpicky warning
• #7445: py domain: a return annotation None in the function signature is not converted to a hyperlink when using intersphinx
• #7418: std domain: duplication warning for glossary terms is case insensitive
• #7438: C++, fix merging overloaded functions in parallel builds.
• #7422: autodoc: fails with ValueError when using autodoc_mock_imports
• #7435: autodoc: autodoc_typehints='description' doesn't suppress typehints in signature for classes/methods
• #7451: autodoc: fails with AttributeError when an object returns non-string object as a __doc__ member
• #7423: crashed when giving a non-string object to logger
• #7479: html theme: Do not include xmlns attribute with HTML 5 doctype
• #7426: html theme: Escape some links in HTML templates

Release 3.0.0 (released Apr 06, 2020)

Dependencies

3.0.0b1

• LaTeX: drop dependency on :program:extractbb for image inclusion in Japanese documents as .xbb files are unneeded by :program:dvipdfmx since TeXLive2015 (refs: #6189)
• babel-2.0 or above is available (Unpinned)

Incompatible changes

3.0.0b1

• Drop features and APIs deprecated in 1.8.x
• #247: autosummary: stub files are overwritten automatically by default. see :confval:autosummary_generate_overwrite to change the behavior
• #5923: autodoc: the members of object class are not documented by default when :inherited-members: and :special-members: are given.
• #6830: py domain: meta fields in info-field-list becomes reserved. They are not displayed on output document now

... (truncated)

Commits

• 474f9d4 Bump to 3.0.1 final
• 273ece4 Merge pull request #7452 from tk0miya/7451_error_for_non_string_docstring
• 7b902e8 Fix #7451: autodoc: failed with non-string doc member
• ebf2571 Merge pull request #7454 from tk0miya/7445_rtype_annotation_None
• d9d381d Fix #7445: a return annotation None is not converted to a hyperlink
• aca3f82 Merge pull request #7442 from tk0miya/7435_typehints_not_suppressed_for_class
• e9e4aa8 Update CHANGES for PR #7426
• 9add576 Update CHANGES for PR #7449
• d9033a4 Merge pull request #7426 from mgeier/escape-links
• 9ff5b21 Merge pull request #7449 from mitya57/no-xmlns
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use these labels will set the current labels as the default for future PRs for this repo and language
• @dependabot use these reviewers will set the current reviewers as the default for future PRs for this repo and language
• @dependabot use these assignees will set the current assignees as the default for future PRs for this repo and language
• @dependabot use this milestone will set the current milestone as the default for future PRs for this repo and language
• @dependabot badge me will comment on this PR with code to add a "Dependabot enabled" badge to your readme

Additionally, you can set the following in your Dependabot dashboard:

• Update frequency (including time of day and day of week)
• Pull request limits (per update run and/or open at any time)
• Automerge options (never/patch/minor, and dev/runtime dependencies)
• Out-of-range updates (receive only lockfile updates, if desired)
• Security updates (receive only security updates, if desired)

[dependabot-preview]

Superseded by #243.