Replace isomorphic-dompurify with sanitize-html for Node 21 compat (#663)

package.json

@@ -50,7 +50,6 @@
     "express-slow-down": "^2.0.1",
     "got": "^11.8.6",
     "inquirer": "^8.2.6",
-    "isomorphic-dompurify": "^3.8.0",
     "istextorbinary": "^9.5.0",
     "marked": "^5.1.2",
     "mime-types": "^2.1.35",
@@ -61,6 +60,7 @@
     "passport-github2": "^0.1.12",
     "rate-limit-redis": "^4.2.0",
     "redis": "^4.6.13",
+    "sanitize-html": "^2.17.2",
     "ts-custom-error": "^3.3.1",
     "unzip-stream": "^0.3.1"
   },
@@ -79,6 +79,7 @@
     "@types/parse-github-url": "^1.0.3",
     "@types/passport": "^1.0.16",
     "@types/passport-github2": "^1.2.9",
+    "@types/sanitize-html": "^2.16.1",
     "@types/unzip-stream": "^0.3.4",
     "chai": "^4.5.0",
     "eslint": "^10.2.0",