refactor: add types for serialize-javascript dependency

Author: ndhoule

package-lock.json

@@ -194,6 +194,7 @@
     "@types/parse-gitignore": "1.0.2",
     "@types/prettyjson": "0.0.33",
     "@types/semver": "7.5.8",
+    "@types/serialize-javascript": "^5.0.4",
     "@types/source-map-support": "0.5.10",
     "@types/through2-map": "3.0.4",
     "@types/write-file-atomic": "4.0.3",