deps(npm): bump @parcel/watcher from 2.5.1 to 2.5.4 in /code/extensions

Bumps [@parcel/watcher](https://github.com/parcel-bundler/watcher) from 2.5.1 to 2.5.4.
- [Release notes](https://github.com/parcel-bundler/watcher/releases)
- [Commits](parcel-bundler/watcher@v2.5.1...v2.5.4)

---
updated-dependencies:
- dependency-name: "@parcel/watcher"
  dependency-version: 2.5.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

code/extensions/package-lock.json

@@ -10,7 +10,7 @@
     "postinstall": "node ./postinstall.mjs"
   },
   "devDependencies": {
-    "@parcel/watcher": "2.5.1",
+    "@parcel/watcher": "2.5.4",
     "esbuild": "0.25.0",
     "vscode-grammar-updater": "^1.1.0",
     "crypto": "1.0.1"