Upgrade Laravel framework packages

Author: aLLeXUs

backend/composer.json

@@ -14,24 +14,23 @@
         "barryvdh/laravel-cors": "^0.11.3",
         "doctrine/dbal": "^2.9",
         "fideloper/proxy": "^4.0",
-        "laravel/framework": "5.8.*",
-        "laravel/tinker": "^1.0",
+        "laravel/framework": "^6.2",
+        "laravel/tinker": "^2.0",
         "league/flysystem-aws-s3-v3": "^1.0",
         "pda/pheanstalk": "^4.0",
         "predis/predis": "^1.1",
         "pusher/pusher-php-server": "^3.4",
-        "sentry/sentry-laravel": "1.0.2",
+        "sentry/sentry-laravel": "^1.7",
         "tymon/jwt-auth": "1.0.*"
     },
     "require-dev": {
         "barryvdh/laravel-ide-helper": "^2.6",
-        "beyondcode/laravel-dump-server": "^1.0",
-        "filp/whoops": "^2.0",
-        "fzaninotto/faker": "^1.4",
+        "facade/ignition": "^1.4",
+        "fzaninotto/faker": "^1.9.1",
         "laravel/telescope": "^2.0",
         "mockery/mockery": "^1.0",
         "nunomaduro/collision": "^2.0",
-        "phpunit/phpunit": "^7.5"
+        "phpunit/phpunit": "^8.0"
     },
     "config": {
         "optimize-autoloader": true,