message: (chore): sequence -> job. Map instead of array of jobs
diff: "id": "DeployManifest",
  "type": "object",
  "additionalProperties": false,
  - "required": ["format", "sequences"],
  + "required": ["format", "jobs"],
  "properties": {
  "format": {
  "description": "Polywrap deployment manifest format version.",
  "type": "string",
  "const": "0.2.0"
  },
  - "sequences": {
  + "jobs": {
  "description": "Sequences of deployment steps",
  - "type": "array",
  - "items": {
  + "type": "object",
  + "patternProperties": {
  + "^.*$": {
  "type": "object",
  "additionalProperties": false,
  - "required": ["steps", "name"],
  + "required": ["steps"],
  "properties": {
  - "name": {
  - "description": "Name of the sequence",
  - "type": "string"
  - },
  "steps": {
  "description": "Deployment steps",
  "type": "array",
  }
  }
  }
  +}
  +
  