chore(deps): bump dompurify from 0.8.9 to 2.5.4

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 0.8.9 to 2.5.4.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@0.8.9...2.5.4)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package.json

@@ -49,7 +49,7 @@
     "d3-scale": "^1.0.4",
     "d3-shape": "^1.0.4",
     "diff-match-patch": "^1.0.0",
-    "dompurify": "^0.8.5",
+    "dompurify": "^2.5.4",
     "font-awesome": "^4.7.0",
     "formsy-react": "^0.19.2",
     "jasmine": "^2.6.0",

yarn.lock

@@ -2217,9 +2217,9 @@ domhandler@^2.3.0:
   dependencies:
     domelementtype "1"
 
-dompurify@^0.8.5:
-  version "0.8.9"
-  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-0.8.9.tgz#fcec021f917b51f42a78af71d7875a7ba514fd64"
+dompurify@^2.5.4:
+  version "2.5.4"
+  resolved "https://registry.yarnpkg.com/dompurify/-/dompurify-2.5.4.tgz#347e91070963b22db31c7c8d0ce9a0a2c3c08746"
 
 domutils@1.1:
   version "1.1.6"