update dep.

Author: freyo

composer.json

@@ -5,7 +5,8 @@
     "require": {
         "php": ">=5.6.4",
         "illuminate/queue": "5.2.*|5.3.*|5.4.*|5.5.*|5.6.*|5.7.*|5.8.*",
-        "ext-json": "*"
+        "ext-json": "*",
+        "ext-curl": "*"
     },
     "require-dev": {
         "php": ">=5.6.4",