Bump ex_doc from 0.19.1 to 0.20.2

[dependabot-preview]

Bumps ex_doc from 0.19.1 to 0.20.2.

Changelog

Sourced from ex_doc's changelog.

v0.20.2

• Enhancements

  • Add "mix " prefix to Mix tasks

• Bug fixes

  • Improve scrolling on Safari
  • Prevent text casing of codes
  • Do not remove stop words from search and make sure function names are searchable in isolation
  • Reduce the size of the search metadata
  • Remove outline on focus and keep width in version dropdown
  • Do not fail if we can't persist index

v0.20.1

• Bug fixes
  • Hide the spinner when no term is searched
  • Use ? for the shortcut hint text
  • Improve style of the version dropdown

v0.20.0

• Enhancements

  • Rework the search bar to provide autocompletion
  • Provide full-text search
  • Automatically generate documentation for defdelegate definitions (requires Elixir v1.8+)
  • Provide keyboard shortcuts (press ? to see all available outputs) or click the link at the bottom of the page
  • Add support for versions dropdown to the HTML sidebar. This requires adding a docs_config.js (also configurable) that sets a versionNodes JavaScript variable.
  • Improve mouseover titles on sidebar navigation

• Bug fixes

  • Do not hide structs in type/callback summary signatures
  • No longer require double click to open up a sidebar on Mobile Safari
  • Keep trailing periods in summaries
  • Fix typespec arg number to start from 1 instead of 0

v0.19.3

• Enhancements

  • Include a "goto" link on mouseover for expandable menu items

• Bug fixes

  • Always expand menu items, even if has a single child
  • Fix sidebar bottom margin on Firefox
  • Fix anchor links sometimes not working by moving js to html head
  • Unify code styling for makeup and hljs
  • Do not replace the content of custom links pointing to Elixir modules
  • Remove border-left on deprecated to not mistake it with a heading

v0.19.2

... (truncated)

Commits

• 1ea6a81 Release v0.20.2
• 8723e55 Speed up Safari scroll, by removing overflow-y (#1001)
• 1cd73b3 Prevent text casing of codes (#1000)
• 8146270 Make the linter happy
• 37e2e78 Improvements to search
• 981bc3d Remove unecessary titles
• a134532 Add "mix " to Mix tasks (#995)
• 9dd03bd Use single quotes
• 351df6b Remove outline on focus and keep width in version dropdown
• 40a93b0 Do not fail if we can't persist index, closes #993
• Additional commits viewable in compare view

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