message: add default trigger status
diff: },
  "status": {
  "description": "The current status of trigger.",
  + "default": "Enabled",
  "enum": [
  "Disabled",
  "Enabled"
  },
  "status": {
  "description": "The current status of trigger.",
  + "default": "Enabled",
  "enum": [
  "Disabled",
  "Enabled"
  },
  "status": {
  "description": "The current status of trigger.",
  + "default": "Enabled",
  "enum": [
  "Disabled",
  "Enabled"
  },
  "status": {
  "description": "The current status of trigger.",
  + "default": "Enabled",
  "enum": [
  "Disabled",
  "Enabled"
  