chore: change laravel version to 7.4

Author: rakieta2015

laravel/composer.json

@@ -10,7 +10,7 @@
     "require": {
         "php": "^7.2",
         "fideloper/proxy": "^4.0",
-        "laravel/framework": "^7.0",
+        "laravel/framework": "^7.4",
         "laravel/tinker": "^2.0",
         "spatie/laravel-medialibrary": "^7.19.0",
         "spatie/laravel-permission": "^3.6",