upgrade to laravel 8.x

composer.json

@@ -5,21 +5,21 @@
     "license": "MIT",
     "type": "project",
     "require": {
-        "php": "^7.1.3",
+        "php": "^7.4.0",
         "ext-redis": "^5.3",
         "eveseat/eseye": "^2.3",
         "fideloper/proxy": "^4.0",
-        "guzzlehttp/guzzle": "^6.3",
+        "guzzlehttp/guzzle": "^7.0.1",
         "khill/lavacharts": "^3.1.14",
-        "laravel/framework": "^7.0",
+        "laravel/framework": "^8.0",
         "laravel/helpers": "^1.4",
-        "laravel/horizon": "^4.0",
+        "laravel/horizon": "^5.0",
         "laravel/socialite": "^5.1",
-        "laravel/ui": "^2.0",
+        "laravel/ui": "^3.0",
         "laravelcollective/html": "^6.0",
         "socialiteproviders/manager": "^4.0",
         "spatie/laravel-rate-limited-job-middleware": "^1.5",
-        "spatie/laravel-schedule-monitor": "2.0.1",
+        "spatie/laravel-schedule-monitor": "2.3.0",
         "twbs/bootstrap": "^4.5",
         "web-token/jwt-easy": "^2.2",
         "web-token/jwt-signature-algorithm-ecdsa": "^2.2",
@@ -31,8 +31,8 @@
         "filp/whoops": "^2.0",
         "fzaninotto/faker": "^1.4",
         "mockery/mockery": "^1.0",
-        "phpunit/phpunit": "^8.5",
-	"nunomaduro/collision": "^4.1"
+        "phpunit/phpunit": "^9.0",
+	"nunomaduro/collision": "^5.0"
     },
     "autoload": {
         "classmap": [