chore: add package to composer.json

Author: datbnt-0905

composer.json

@@ -3,8 +3,11 @@
   "description": "Chatwork SDK for Laravel",
   "type": "library",
   "require": {
-    "sun-asterisk/chatwork-php": "^0.1.1",
-    "illuminate/support": "^5.0"
+    "ext-json": "*",
+    "illuminate/http": "^5.0",
+    "illuminate/support": "^5.0",
+    "mockery/mockery": "^1.2",
+    "sun-asterisk/chatwork-php": "^0.1.1"
   },
   "require-dev": {
     "phpunit/phpunit": "^8.3"