Bump dompurify from 1.0.8 to 2.0.17 in /backend/server/public

[dependabot[bot]]

Bumps dompurify from 1.0.8 to 2.0.17.

Release notes

Sourced from dompurify's releases.

DOMPurify 2.0.17

• Fixed another bypass causing mXSS by using MathML

DOMPurify 2.0.16

• Fixed an mXSS-based bypass caused by nested forms inside MathML
• Fixed a security error thrown on older Chrome on Android versions, see #470

Credits for the bypass go to Michał Bentkowski (@securityMB) of Securitum who spotted the bug in Chrome, turned it into another DOMPurify bypass, reported and helped verifying the fix :bowing_man: :bowing_woman:

DOMPurify 2.0.15

• Added a renovated test suite, thanks @peernohell
• Fixed some minor linter warnings

DOMPurify 2.0.14

• Fixed a problem with the documentMode default value

DOMPurify 2.0.12

• Fixed a minor bug when working with Trusted Types
• Fixed some typos in a demo file
• Fixed some wordings in code and docs

DOMPurify 2.0.11

• Fixed faulty behavior for non breaking space characters
• Added ADD_DATA_URI_TAGS directive to allow customizing Data URI tag behavior

DOMPurify 2.0.10

• Fixed a dependency problem causing builds to break
• Fixed a test in Chrome 83 covering Trusted Types

DOMPurify 2.0.9

• Removed a meanwhile useless parser check
• Added countless new attributes to whitelist
• Added whole new build and system
• Added license tag to compressed files
• Updated README for more clarity

DOMPurify 2.0.8

• Fixed a bypass that can be abused in case SAFE_FOR_JQUERY is used with jQuery 3.x, thanks @masatokinugawa :bowing_woman:
• Added new elements to whitelist, thanks @chris-morgan
• Added first layer of prototype poisoning protection, thanks @dejang
• Added better controls for uponSanitizeAttribute, thanks @devinrhode2
• Added demo for node removal, thanks @mikesnare

DOMPurify 2.0.7

• Fixed several mXSS vectors spotted , thanks @masatokinugawa :bowing_man:
• Fixed a minor crash affecting MSIE11, see #372
• Fixed some typos and adjusted the README

DOMPurify 2.0.6

• Enhanced the checks for SVG-/MathML-based mXSS

... (truncated)

Commits

• f04574b chore: preparing 2.0.17 release
• 02724b8 fix: attemtping to fix another mutation behavior
• 63061bf chore: Preparing 2.0.16 release
• 95b7ad2 See #470
• ce22c8c fix: Attempting to fix a MathML-based mXSS pattern
• c025bc8 chore: preparing 2.0.15 release
• 10ed33f fix: changed the linter settings to be more tolerant
• 5922db6 Merge branch 'main' of git@github.com:cure53/DOMPurify.git into main
• 7f6dfe2 docs: added peernohell to list of contributors
• 4743c0b Merge pull request #464 from peernohell/main
• Additional commits viewable in compare view

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