Bump wyrihaximus/test-utilities from 5.3.1 to 5.4.0

Bumps [wyrihaximus/test-utilities](https://github.com/WyriHaximus/php-test-utilities) from 5.3.1 to 5.4.0. - [Release notes](https://github.com/WyriHaximus/php-test-utilities/releases) - [Commits](WyriHaximus/php-test-utilities@5.3.1...5.4.0) --- updated-dependencies: - dependency-name: wyrihaximus/test-utilities dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

composer.json

@@ -14,7 +14,7 @@
  "react/async": "^4.0",
  "react/event-loop": "^1.3.0",
  "react/promise": "^2.9.",
- "wyrihaximus/test-utilities": "^5.3.1"
+ "wyrihaximus/test-utilities": "^5.4.0"
  },
  "require-dev": {
  "wyrihaximus/iterator-or-array-to-array": "^1.2"