message: [dashboard] storage: use peer_id as series name
  To match other dashboards.
  Manually edited the dashboard and exported.
diff: "editable": true,
  "gnetId": null,
  "graphTooltip": 0,
  - "id": 10,
  + "id": 5,
  "links": [],
  "panels": [
  {
  "expr": "storage_gauge{op='cf_size_bytes_default'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_signed_transaction'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_transaction_info'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_transaction_accumulator'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_state_merkle_node'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_account_state'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_event'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_event_accumulator'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  "expr": "storage_gauge{op='cf_size_bytes_event_by_access_path'}",
  "format": "time_series",
  "intervalFactor": 1,
  + "legendFormat": "{{peer_id}}",
  "refId": "A"
  }
  ],
  