[Snyk] Security upgrade sanitize-html from 1.20.0 to 2.7.1

[Omrisnyk]

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to fix one or more vulnerable packages in the `npm` dependencies of this project.

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • backend/package.json
  • backend/package-lock.json

Vulnerabilities that will be fixed

With an upgrade:

Severity	Priority Score (*)	Issue	Breaking Change	Exploit Maturity
	551/1000 Why? Recently disclosed, Has a fix available, CVSS 5.3	Regular Expression Denial of Service (ReDoS) SNYK-JS-SANITIZEHTML-2957526	Yes	No Known Exploit

(*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: sanitize-html

The new version differs by 250 commits.

• b4682c1 Merge pull request #557 from apostrophecms/release-2.7.1
• b6c4971 release 2.7.1 (with security fix previously tested and approved by Miro)
• 6683aad remove DoS vulnerability
• 7c7ccb4 credit
• 994f962 Merge pull request #555 from paweljq/fix_protocol_relative_script_tag
• 3c3f075 Merge pull request #556 from cha147/patch-1
• 8e3b00f fix typos in readme
• 329dae7 Fix protocol relative url in scripts tags #531
• 3cdc262 release 2.7.0 (#534)
• 72989f1 Merge pull request #530 from apostrophecms/zade-credit
• 208cdb4 zade credit
• 7338f8b Merge pull request #529 from zadeviggers/patch-1
• 1971a57 Update defaults in readme
• 43f28f3 Update changelog
• 5fccedb Allow srcset
• be9c90d Add common image attributes
• 379b55b Bumps version (#523)
• da9767f Fixes important stripping (#522)
• d077c9f Merge pull request #521 from alex-rantos/fix-trailing-text
• d905b3b typo on changelog
• 836c5ab add CHANGELOG entry
• c1112fb fix trailing text issue
• d737f39 Bumps version (#520)
• e5027ef Merge pull request #515 from apostrophecms/revert-505-504-whatwg-url

See the full diff

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