Bump dompurify from 3.0.11 to 3.1.6 in /documentation

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 3.0.11 to 3.1.6.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@3.0.11...3.1.6)

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

Signed-off-by: dependabot[bot] <support@github.com>

documentation/yarn.lock

@@ -843,9 +843,9 @@ diff@^5.0.0:
   integrity sha512-uIFDxqpRZGZ6ThOk84hEfqWoHx2devRFvpTZcTHur85vImfaxUbTW9Ryh4CpCuDnToOP1CEtXKIgytHBPVff5A==
 
 dompurify@^3.0.5:
-  version "3.0.11"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.0.11.tgz#c163f5816eaac6aeef35dae2b77fca0504564efe"
-  integrity sha512-Fan4uMuyB26gFV3ovPoEoQbxRRPfTu3CvImyZnhGq5fsIEO+gEFLp45ISFt+kQBWsK5ulDdT0oV28jS1UrwQLg==
+  version "3.1.6"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-3.1.6.tgz#43c714a94c6a7b8801850f82e756685300a027e2"
+  integrity sha512-cTOAhc36AalkjtBpfG6O8JimdTMWNXjiePT2xQH/ppBGi/4uIpmj8eKyIkMJErXWARyINV/sB38yf8JCLF5pbQ==
 
 elkjs@^0.9.0:
   version "0.9.2"