chore(deps): bump dompurify from 3.3.2 to 3.4.2 in /web-frontend (baserow#5301)

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 3.3.2 to 3.4.2.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@3.3.2...3.4.2)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-version: 3.4.2
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

web-frontend/yarn.lock

@@ -6940,9 +6940,9 @@ domhandler@^5.0.2, domhandler@^5.0.3:
     domelementtype "^2.3.0"
 
 dompurify@^3.3.1:
-  version "3.3.2"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.3.2.tgz#58c515d0f8508b8749452a028aa589ad80b36325"
-  integrity sha512-6obghkliLdmKa56xdbLOpUZ43pAR6xFy1uOrxBaIDjT+yaRuuybLjGS9eVBoSR/UPU5fq3OXClEHLJNGvbxKpQ==
+  version "3.4.2"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.4.2.tgz#f0ff81be682c485505097ba8195a058d8f575218"
+  integrity sha512-lHeS9SA/IKeIFFyYciHBr2n0v1VMPlSj843HdLOwjb2OxNwdq9Xykxqhk+FE42MzAdHvInbAolSE4mhahPpjXA==
   optionalDependencies:
     "@types/trusted-types" "^2.0.7"