Update keywords

Author: undjike

composer.json

@@ -4,7 +4,7 @@
     "keywords": [
         "camoo", "laravel", "camoo notification",
         "notification", "notification channel", "sms notification channel",
-        "sms", "cameroon", "undjike", "africa"
+        "sms", "bulk", "bulksms", "cameroon", "undjike", "africa"
     ],
     "type": "library",
     "license": "MIT",