Resolve `@typedef` imports from local and/or external files about custom-elements-manifest HOT 2 OPEN

"declarations": [
  {
    "kind": "class",
    "description": "A number, or a string containing a number.",
    "name": "MyElement",
    "members": [
      {
        "kind": "method",
        "name": "setMagicNumber",
        "parameters": [
          {
            "name": "x",
            "description": "The magic number.",
            "type": {
              "text": "(number|string)"
            }
          }
        ],
        "description": "Set the magic number (using a local @typedef annotation).",
        "return": {
          "type": {
            "text": "'foo' | 'bar'"
          }
        }
      }
    ]
  }
]