Merge pull request #106 from jcdcdev/snyk-upgrade-dde421409ab9b22eabc1ad04e483e5b5

[Snyk] Upgrade @umbraco-cms/backoffice from 15.4.1 to 15.4.2

Author: jcdcdev

src/jcdcdev.Umbraco.ExtendedMarkdownEditor.Client/package-lock.json

@@ -12,7 +12,7 @@
         "lit": "^3.3.0"
     },
     "devDependencies": {
-        "@umbraco-cms/backoffice": "^15.4.1",
+        "@umbraco-cms/backoffice": "^15.4.2",
         "typescript": "^5.8.3",
         "vite": "^6.3.5"
     },