Fixed bad key on ebs volumes.

4.images/indexer.json

@@ -59,7 +59,7 @@
           "delete_on_termination": true,
           "volume_type": "gp2",
           "volume_size": "{{user `splunk_size`}}",
-          "kms_key_id": "alias/MBOX_EBS_Key"
+          "kms_key_id": "alias/splunk_standalone_ebs"
         },
         {
           "device_name": "/dev/xvdc",
@@ -67,7 +67,7 @@
           "delete_on_termination": true,
           "volume_type": "gp2",
           "volume_size": "{{user `swap_size`}}",
-          "kms_key_id": "alias/MBOX_EBS_Key"
+          "kms_key_id": "alias/splunk_standalone_ebs"
         }
       ],
       "force_deregister": true,