refactor: Bump immutable from 5.1.5 to 5.1.9

Bumps [immutable](https://github.com/immutable-js/immutable-js) from 5.1.5 to 5.1.9.
- [Release notes](https://github.com/immutable-js/immutable-js/releases)
- [Changelog](https://github.com/immutable-js/immutable-js/blob/main/CHANGELOG.md)
- [Commits](immutable-js/immutable-js@v5.1.5...v5.1.9)

---
updated-dependencies:
- dependency-name: immutable
  dependency-version: 5.1.9
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package-lock.json

@@ -57,7 +57,7 @@
     "graphiql": "5.2.4",
     "graphql": "16.12.0",
     "graphql-ws": "6.1.0",
-    "immutable": "5.1.5",
+    "immutable": "5.1.9",
     "immutable-devtools": "0.1.5",
     "inquirer": "13.2.2",
     "js-beautify": "1.15.4",