Bump @nestjs/testing from 10.3.10 to 10.4.0 (#527)

Bumps [@nestjs/testing](https://github.com/nestjs/nest/tree/HEAD/packages/testing) from 10.3.10 to 10.4.0.
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.0/packages/testing)

---
updated-dependencies:
- dependency-name: "@nestjs/testing"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -59,7 +59,7 @@
 		"@favware/npm-deprecate": "1.0.7",
 		"@nestjs/cli": "10.4.4",
 		"@nestjs/schematics": "10.1.3",
-		"@nestjs/testing": "10.3.10",
+		"@nestjs/testing": "10.4.0",
 		"@types/jest": "29.5.12",
 		"@types/node": "22.2.0",
 		"@typescript-eslint/eslint-plugin": "7.0.0",