[Snyk] Security upgrade markdown-it from 8.4.2 to 12.3.2

[snyk-bot]

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:
  • app/package.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-MARKDOWNIT-2331914	Yes	No Known Exploit

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

Commit messages

Package name: markdown-it

The new version differs by 157 commits.

• d72c68b 12.3.2 released
• aca3396 dist rebuild
• ffc49ab Fix possible ReDOS in newline rule.
• 76469e8 12.3.1 released
• ae5a243 dist rebuild
• 1cd8a51 Fix tab preventing paragraph continuation in lists
• 830757c Fix spelling error in question Github Template (Question: Is possible to add TCP / UDP Web API for Beaker? beakerbrowser/beaker#835)
• 2e31d34 12.3.0 released
• 393354c Dist rebuild
• 8564eed Dev deps bump
• 24abaa5 Improve emphasis algorithm
• e07a9dd typo fix
• 6e2de08 12.2.0 released
• 08827d6 dist rebuild
• 8bcc82a Parser: Set ordered list_item_open token info to input marker.
• 77fb937 Add pathological test from cmark
• e5986bb Always suffix indented code block with a newline
• 13cdeb9 12.1.0 released
• 13d8335 Dist rebuild
• eed156e Fix emphasis algorithm as per 0.30 spec
• 0b14fa0 Update CommonMark spec to 0.30
• 064d602 Updated highlight.js usage info
• df4607f 12.0.6 released
• e5b0eb3 dist rebuild

See the full diff

Check the changes in this PR to ensure they won't cause issues with your project.

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