Update larastan/larastan requirement from ^2.9 to ^3.0

Updates the requirements on [larastan/larastan](https://github.com/larastan/larastan) to permit the latest version.
- [Release notes](https://github.com/larastan/larastan/releases)
- [Changelog](https://github.com/larastan/larastan/blob/3.x/RELEASE.md)
- [Commits](larastan/larastan@v2.9.0...v3.0.0)

---
updated-dependencies:
- dependency-name: larastan/larastan
  dependency-type: direct:development
...

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

composer.json

@@ -19,7 +19,7 @@
         "saloonphp/saloon": "^3.0"
     },
     "require-dev": {
-        "larastan/larastan": "^2.9",
+        "larastan/larastan": "^3.0",
         "laravel/pint": "^1.0",
         "pestphp/pest": "^3.0",
         "nunomaduro/collision": "^8.0"