fix: package.json & yarn.lock to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-CROSSSPAWN-8303230
- https://snyk.io/vuln/SNYK-JS-PATHTOREGEXP-8482416
- https://snyk.io/vuln/SNYK-JS-COOKIE-8163060

package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "@react-aria/tabs": "^3.9.7",
     "@sanger/ui-styling": "^4.1.0",
-    "@storybook/react-webpack5": "^7.6.3",
+    "@storybook/react-webpack5": "^8.4.0",
     "@tailwindcss/aspect-ratio": "^0.4.2",
     "@tailwindcss/typography": "^0.5.15",
     "@testing-library/jest-dom": "^6.6.3",