Bump dealerdirect/phpcodesniffer-composer-installer from 1.1.1 to 1.2.0

Bumps [dealerdirect/phpcodesniffer-composer-installer](https://github.com/PHPCSStandards/composer-installer) from 1.1.1 to 1.2.0.
- [Release notes](https://github.com/PHPCSStandards/composer-installer/releases)
- [Changelog](https://github.com/PHPCSStandards/composer-installer/blob/main/CHANGELOG.md)
- [Commits](PHPCSStandards/composer-installer@v1.1.1...v1.2.0)

---
updated-dependencies:
- dependency-name: dealerdirect/phpcodesniffer-composer-installer
  dependency-version: 1.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

composer.json

@@ -28,7 +28,7 @@
 		"source": "https://github.com/figuren-theater/code-quality"
 	},
 	"require": {
-		"dealerdirect/phpcodesniffer-composer-installer": "1.1.1",
+		"dealerdirect/phpcodesniffer-composer-installer": "1.2.0",
 		"ergebnis/composer-normalize": "2.47.0",
 		"figuren-theater/coding-standards": "*",
 		"figuren-theater/phpstan": "*",