Bump @formatjs/ts-transformer from 3.13.16 to 3.13.20

Bumps [@formatjs/ts-transformer](https://github.com/formatjs/formatjs) from 3.13.16 to 3.13.20.
- [Release notes](https://github.com/formatjs/formatjs/releases)
- [Commits](https://github.com/formatjs/formatjs/compare/@formatjs/ts-transformer@3.13.16...@formatjs/ts-transformer@3.13.20)

---
updated-dependencies:
- dependency-name: "@formatjs/ts-transformer"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

packages/storybook-helpers/package.json

@@ -26,7 +26,7 @@
     "wonka": "^6.3.4"
   },
   "devDependencies": {
-    "@formatjs/ts-transformer": "^3.13.16",
+    "@formatjs/ts-transformer": "^3.13.20",
     "@gc-digital-talent/eslint-config": "workspace:*",
     "@storybook/addon-a11y": "^8.3.6",
     "@storybook/addon-essentials": "^8.3.6",