Merge pull request #130 from bavix/dependabot/composer/phpstan/phpstan-tw-0.12

Update phpstan/phpstan requirement from ^0.11 to ^0.12

Author: rez1dent3

composer.json

@@ -35,7 +35,7 @@
   "require-dev": {
     "infection/infection": "^0.15",
     "orchestra/testbench": "^4.4",
-    "phpstan/phpstan": "^0.11",
+    "phpstan/phpstan": "^0.12",
     "phpunit/phpunit": "^8.4",
     "laravel/cashier": "^7.0|^8.0|^9.0|^10.0"
   },