Update mediawiki/minus-x requirement from 1.1.1 to 1.1.3 (miraheze#127)

Updates the requirements on [mediawiki/minus-x](https://github.com/wikimedia/mediawiki-tools-minus-x) to permit the latest version.
- [Changelog](https://github.com/wikimedia/mediawiki-tools-minus-x/blob/master/HISTORY.md)
- [Commits](wikimedia/mediawiki-tools-minus-x@1.1.1...1.1.3)

---
updated-dependencies:
- dependency-name: mediawiki/minus-x
  dependency-type: direct:development
...

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

composer.json

@@ -25,7 +25,7 @@
 	"require-dev": {
 		"mediawiki/mediawiki-codesniffer": "43.0.0",
 		"mediawiki/mediawiki-phan-config": "0.14.0",
-		"mediawiki/minus-x": "1.1.1",
+		"mediawiki/minus-x": "1.1.3",
 		"php-parallel-lint/php-console-highlighter": "1.0.0",
 		"php-parallel-lint/php-parallel-lint": "1.4.0"
 	},