Bump bootstrap from 4.5.2 to 4.5.3

[dependabot-preview[bot]]

Bumps bootstrap from 4.5.2 to 4.5.3.

Release notes

Sourced from bootstrap's releases.

v4.5.3

CSS

• #31653: Add a comment to our escape-svg function to note that data URIs must be quoted.
• #31693: Use the custom-control shadow variable instead of the generic input-focus-box-shadow.
• #31793: Backport some v5 changes (improved th styling in Reboot, custom form field styling when printing, and improvements to .text-break).
  • #29714: Keep custom check, radio, and switch theme when printing.
  • #30781: Reboot's th updates: Inherit font-weight: bold that comes from user agent stylesheets.
  • #30932: .text-break changes to drop overflow-wrap and use word-wrap once again
  • #31754: Improve versions page rendering (also reversed the order while I was here)
• #31846: Backports the z-index change to .close buttons in dismissible .alerts.

JS

• #31000: Avoid multiple change event trigger in buttons plugin. Not applicable to v5 since our button JS plugin has been mostly replaced with pure CSS.
• #31673: Fix dropdown variable always evaluating to true.
• #31696: Ensure hidePrevented.bs.modal can be prevented.
• #31718: Backports new $dropdown-padding-x variable from v5.

Docs

• #30811: Mention GPU acceleration fix in docs callout for popovers. Doesn't apply to v5 since we're updating to Popper v2.
• #30838: Explain the dispose method more appropriately.
• #31706: Backports updated margins for code snippets for improved readability.
• #31769: Backports JS bundle guidance from v5.
• #31851: Backports mention of missing to and nextwhenvisible methods.

Misc

• #31297: Switch to xo ESLint config
• Updated devDependencies versions

Commits

• a716fb0 Prepare v4.5.3. (#31880)
• d9f4bcf Update devDependencies
• c049713 Remove the unused js/dist/index.js.map
• 1b48122 Update .eslintrc.json
• 5d066ca Backport #31809 (#31851)
• 429a84f Backport #31826 (#31846)
• 91d0a65 Update .text-break for wider browser support
• c437735 Backport versions update from #31754 and reverse order of versions to match v5
• ca68277 Backport color-adjust for v4
• a03b2fe Backport Reboot's th updates
• Additional commits viewable in compare view

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