Update mediawiki/mediawiki-codesniffer requirement from 45.0.0 to 46.0.0 (#84)

Updates the requirements on [mediawiki/mediawiki-codesniffer](https://github.com/wikimedia/mediawiki-tools-codesniffer) to permit the latest version.
- [Changelog](https://github.com/wikimedia/mediawiki-tools-codesniffer/blob/master/HISTORY.md)
- [Commits](wikimedia/mediawiki-tools-codesniffer@v45.0.0...v46.0.0)

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

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

Author: dependabot[bot]

composer.json

@@ -45,7 +45,7 @@
 	"require-dev": {
 		"vimeo/psalm": "^5.17.0",
 		"phpstan/phpstan": "^2.0.2",
-		"mediawiki/mediawiki-codesniffer": "45.0.0"
+		"mediawiki/mediawiki-codesniffer": "46.0.0"
 	},
 	"config": {
 		"allow-plugins": {