Update dependency dealerdirect/phpcodesniffer-composer-installer to ^1.2.1 (#309)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

composer.json

@@ -26,7 +26,7 @@
     },
     "require-dev": {
         "bamarni/composer-bin-plugin": "^1.9.1",
-        "dealerdirect/phpcodesniffer-composer-installer": "^1.2",
+        "dealerdirect/phpcodesniffer-composer-installer": "^1.2.1",
         "drevops/phpcs-standard": "^0.7.0",
         "drupal/coder": "^8.3.31",
         "ergebnis/composer-normalize": "^2.51.0",