Bump dompurify (#189368)

* Bump dompurify

Moving to 3.x which drops IE support

* Don't reference trusted types

* Restore esm export block

extensions/markdown-language-features/package.json

@@ -722,7 +722,7 @@
   },
   "dependencies": {
     "@vscode/extension-telemetry": "0.7.5",
-    "dompurify": "^2.4.1",
+    "dompurify": "^3.0.5",
     "highlight.js": "^11.8.0",
     "markdown-it": "^12.3.2",
     "markdown-it-front-matter": "^0.2.1",
@@ -732,7 +732,7 @@
     "vscode-uri": "^3.0.3"
   },
   "devDependencies": {
-    "@types/dompurify": "^2.3.1",
+    "@types/dompurify": "^3.0.2",
     "@types/lodash.throttle": "^4.1.3",
     "@types/markdown-it": "12.2.3",
     "@types/picomatch": "^2.3.0",