fix: address vulnerabilities [IAC-3480]

[mateusz-snyk]

What this does

Removes vulnerabilities by updating:

• @docusaurus/core → 3.9.2
• @docusaurus/plugin-client-redirects → 3.9.2
• @docusaurus/preset-classic → 3.9.2
• node-forge → ^1.4.0 (override)
• ajv → 8.18.0 (override)
• minimatch 3.1.3+ (override)
• qs → ^6.14.2 (override)
• serialize-javascript → ^7.0.5 (override)
• svgo → ^3.3.3 (override)
• @pnpm/npm-conf → ^3.0.2 (override)
• Node.js 18 → 20 (CI)

Removes all snyk ignores

[CLAassistant]

All committers have signed the CLA.

[snyk-io]

✅ Snyk checks have passed. No issues have been found so far.

Status	Scan Engine	Critical	High	Medium	Low	Total (0)
✅	Open Source Security	0	0	0	0	0 issues
✅	Licenses	0	0	0	0	0 issues
✅	Code Security	0	0	0	0	0 issues

💻 Catch issues earlier using the plugins for VS Code, JetBrains IDEs, Visual Studio, and Eclipse.