Bump sanitize-html from 2.3.3 to 2.4.0 in /app

Bumps [sanitize-html](https://github.com/apostrophecms/sanitize-html) from 2.3.3 to 2.4.0.
- [Release notes](https://github.com/apostrophecms/sanitize-html/releases)
- [Changelog](https://github.com/apostrophecms/sanitize-html/blob/main/CHANGELOG.md)
- [Commits](https://github.com/apostrophecms/sanitize-html/compare/2.3.3...2.4.0)

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

app/package.json

@@ -67,7 +67,7 @@
         "json5": "^2.2.0",
         "lodash": "^4.17.21",
         "materialize-css": "git://github.com/cutls/materialize#v1-dev",
-        "sanitize-html": "^2.3.3",
+        "sanitize-html": "^2.4.0",
         "sumchecker": "^3.0.1",
         "sweetalert2": "^11.0.8",
         "system-font-families": "^0.4.1",

app/yarn.lock

@@ -4431,10 +4431,10 @@ sanitize-filename@^1.6.2, sanitize-filename@^1.6.3:
   dependencies:
     truncate-utf8-bytes "^1.0.0"
 
-sanitize-html@^2.3.3:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/sanitize-html/-/sanitize-html-2.3.3.tgz#3db382c9a621cce4c46d90f10c64f1e9da9e8353"
-  integrity sha512-DCFXPt7Di0c6JUnlT90eIgrjs6TsJl/8HYU3KLdmrVclFN4O0heTcVbJiMa23OKVr6aR051XYtsgd8EWwEBwUA==
+sanitize-html@^2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/sanitize-html/-/sanitize-html-2.4.0.tgz#8da7524332eb210d968971621b068b53f17ab5a3"
+  integrity sha512-Y1OgkUiTPMqwZNRLPERSEi39iOebn2XJLbeiGOBhaJD/yLqtLGu6GE5w7evx177LeGgSE+4p4e107LMiydOf6A==
   dependencies:
     deepmerge "^4.2.2"
     escape-string-regexp "^4.0.0"