composer(deps-dev): Bump symplify/config-transformer

Bumps [symplify/config-transformer](https://github.com/symplify/config-transformer) from 12.3.4 to 12.4.3.
- [Commits](symplify/config-transformer@12.3.4...12.4.3)

---
updated-dependencies:
- dependency-name: symplify/config-transformer
  dependency-version: 12.4.3
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

composer.json

@@ -59,7 +59,7 @@
     "psalm/plugin-phpunit": "~0.19.0",
     "psalm/plugin-symfony": "^5.2.6",
     "rector/rector": "^2.1.2",
-    "symplify/config-transformer": "^12.3.4",
+    "symplify/config-transformer": "^12.4.3",
     "vimeo/psalm": "^5.26.1",
     "weirdan/doctrine-psalm-plugin": "^2.9.0"
   },