update dependencies for Laravel 7

Author: michaeldyrynda

composer.json

@@ -12,13 +12,14 @@
   ],
   "require": {
     "php": "^7.2.5",
-    "illuminate/container": "^6.0|^7.0",
-    "illuminate/database": "^6.0|^7.0"
+    "illuminate/container": "^7.0",
+    "illuminate/contracts": "^7.0",
+    "illuminate/database": "^7.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^8.0",
     "mockery/mockery": "^1.2.3",
-    "orchestra/testbench": "^4.0"
+    "orchestra/testbench": "^5.0"
   },
   "autoload": {
     "psr-4": {