chore : upgrade to mockery 1.0

Author: carusogabriel

composer.json

@@ -25,7 +25,7 @@
     "illuminate/notifications": "~5.5.0"
   },
   "require-dev": {
-    "mockery/mockery": "~0.9",
+    "mockery/mockery": "~1.0",
     "orchestra/database": "~3.0",
     "orchestra/testbench" : "~3.0",
     "phpunit/phpunit": "~6.0"