fix(deps): bump ezyang/htmlpurifier from 4.17.0 to v4.18.0 (main)

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ezyang/htmlpurifier (source)	4.17.0 -> 4.18.0

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Release Notes

ezyang/htmlpurifier (ezyang/htmlpurifier)

v4.18.0

Compare Source

Bug Fixes

• Adjust Core.AllowHostnameUnderscore to consider that "_" is defined as Unreserved Characters in RFC 3986 (#​406) (d9fbef8)
• Avoid a deprecated error when the attribute name is numeric and DirectLex is used (#​412) (f0fbf51)
• checking that node has property name (#​399) (9ca5a36)
• Ignore conditional comments (#​401) (4828fdf)
• Support PHP 8.4 (#​396) (92da247)
• undefined array key warning (#​419) (01be377)

Features

• Add allowfullscreen attr for iframe (#​411) (70754a2)
• add directive for removing blank nodes (#​404) (c9d60c9)
• Add support for CSS aspect-ratio (#​408) (93bee73)
• Allow universal CSS values for all properties (#​410) (9723267)

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