fix: upgrade typescript from 5.7.3 to 5.8.2

Snyk has created this PR to upgrade typescript from 5.7.3 to 5.8.2.

See this package in npm:
typescript

See this project in Snyk:
https://app.snyk.io/org/jcdcdev/project/156db081-62f3-4d48-9c5f-e95250938ed6?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

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

@@ -13,7 +13,7 @@
     },
     "devDependencies": {
         "@umbraco-cms/backoffice": "^14.3.1",
-        "typescript": "^5.7.3",
+        "typescript": "^5.8.2",
         "vite": "^5.4.14"
     },
     "volta": {