Update dependency mdbook to v0.4.45

[renovate]

This PR contains the following updates:

Package	Update	Change
mdbook	patch	0.4.43 -> 0.4.45

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Release Notes

rust-lang/mdBook (mdbook)

v0.4.45

Compare Source

v0.4.44...v0.4.45

Changed

• Added context to error message when rustdoc is not found.
  #​2545
• Slightly changed the styling rules around margins of footnotes.
  #​2524

Fixed

• Fixed an issue where it would panic if a source_path is not set.
  #​2550

v0.4.44

Compare Source

v0.4.43...v0.4.44

Added

• Added pre-built aarch64-apple-darwin binaries to the releases.
  #​2500
• mdbook clean now shows a summary of what it did.
  #​2458
• Added the output.html.search.chapter config setting to disable search indexing of individual chapters.
  #​2533

Fixed

• Fixed auto-scrolling the side-bar when loading a page with a # fragment URL.
  #​2517
• Fixed display of sidebar when javascript is disabled.
  #​2529
• Fixed the sidebar visibility getting out of sync with the button.
  #​2532

Changed

• ❗ Rust code block hidden lines now follow the same logic as rustdoc. This requires a space after the # symbol.
  #​2530
• ❗ Updated the Linux pre-built binaries which requires a newer version of glibc (2.34).
  #​2523
• Updated dependencies
  #​2538
  #​2539

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