Update pestphp/pest requirement from ^3.7.1 to ^4.1.2

Updates the requirements on [pestphp/pest](https://github.com/pestphp/pest) to permit the latest version.
- [Release notes](https://github.com/pestphp/pest/releases)
- [Changelog](https://github.com/pestphp/pest/blob/4.x/RELEASE.md)
- [Commits](pestphp/pest@v3.7.1...v4.1.2)

---
updated-dependencies:
- dependency-name: pestphp/pest
  dependency-version: 4.1.2
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -34,7 +34,7 @@
   },
   "require-dev": {
     "mockery/mockery": "^1.6.12",
-    "pestphp/pest": "^3.7.1",
+    "pestphp/pest": "^4.1.2",
     "roave/security-advisories": "dev-latest"
   },
   "autoload": {