chore(deps): update dependency sphinx to v7.4.5

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sphinx (changelog)	==7.4.4 -> ==7.4.5

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Release Notes

sphinx-doc/sphinx (sphinx)

v7.4.5

Compare Source

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Bugs fixed

• #​12593, #​12600: Revert coercing the type of selected :confval:html_sidebars
  values to a list.
  Log an error message when string values are detected.
  Patch by Adam Turner.
• #​12594: LaTeX: since 7.4.0, :rst:dir:seealso and other "light" admonitions
  now break PDF builds if they contain a :dudir:figure directive; and also
  if they are contained in a table cell (rendered by tabulary).
  Patch by Jean-François B.

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