Update php-parallel-lint/php-parallel-lint requirement

Updates the requirements on [php-parallel-lint/php-parallel-lint](https://github.com/php-parallel-lint/PHP-Parallel-Lint) to permit the latest version.
- [Release notes](https://github.com/php-parallel-lint/PHP-Parallel-Lint/releases)
- [Changelog](https://github.com/php-parallel-lint/PHP-Parallel-Lint/blob/v1.4.0/CHANGELOG.md)
- [Commits](php-parallel-lint/PHP-Parallel-Lint@v1.3.2...v1.4.0)

---
updated-dependencies:
- dependency-name: php-parallel-lint/php-parallel-lint
  dependency-type: direct:development
...

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

composer.json

@@ -5,7 +5,7 @@
 		"mediawiki/mediawiki-codesniffer": "43.0.0",
 		"mediawiki/minus-x": "1.1.1",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",
-		"php-parallel-lint/php-parallel-lint": "1.3.2"
+		"php-parallel-lint/php-parallel-lint": "1.4.0"
 	},
 	"scripts": {
 		"fix": [