Bump cypress from 15.3.0 to 15.4.0 in /e2e

Bumps [cypress](https://github.com/cypress-io/cypress) from 15.3.0 to 15.4.0.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/CHANGELOG.md)
- [Commits](cypress-io/cypress@v15.3.0...v15.4.0)

---
updated-dependencies:
- dependency-name: cypress
  dependency-version: 15.4.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

e2e/package.json

@@ -21,7 +21,7 @@
   "author": "João Esperancinha",
   "license": "ISC",
   "devDependencies": {
-    "cypress": "15.3.0",
+    "cypress": "15.4.0",
     "ts-node": "^10.9.2",
     "typescript": "^5.9.3"
   }