Missing structure hook for `InlayHint`

[Alex Carney]

Unable to deserialize message
  + Exception Group Traceback (most recent call last):
  |   File "/var/home/alex/Projects/pygls/pygls/protocol.py", line 405, in _deserialize_message
  |     return self._converter.structure(data, request_type)
  |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |   File "/var/home/alex/Projects/pygls/.env/lib64/python3.11/site-packages/cattrs/converters.py", line 309, in structure
  |     return self._structure_func.dispatch(cl)(obj, cl)
  |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |   File "<cattrs generated structure lsprotocol.types.InlayHintResolveRequest>", line 26, in structure_InlayHintResolveRequest
  |     if errors: raise __c_cve('While structuring ' + 'InlayHintResolveRequest', errors, __cl)
  |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | cattrs.errors.ClassValidationError: While structuring InlayHintResolveRequest (1 sub-exception)
  +-+---------------- 1 ----------------
    | Exception Group Traceback (most recent call last):
    |   File "<cattrs generated structure lsprotocol.types.InlayHintResolveRequest>", line 10, in structure_InlayHintResolveRequest
    |     res['params'] = __c_structure_params(o['params'], __c_type_params)
    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |   File "<cattrs generated structure lsprotocol.types.InlayHint>", line 50, in structure_InlayHint
    |     if errors: raise __c_cve('While structuring ' + 'InlayHint', errors, __cl)
    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    | cattrs.errors.ClassValidationError: While structuring InlayHint (1 sub-exception)
    | Structuring class InlayHintResolveRequest @ attribute params
    +-+---------------- 1 ----------------
      | Traceback (most recent call last):
      |   File "<cattrs generated structure lsprotocol.types.InlayHint>", line 10, in structure_InlayHint
      |     res['label'] = __c_structure_label(o['label'], __c_type_label)
      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      |   File "/var/home/alex/Projects/pygls/.env/lib64/python3.11/site-packages/cattrs/converters.py", line 377, in _structure_error
      |     raise StructureHandlerNotFoundError(msg, type_=cl)
      | cattrs.errors.StructureHandlerNotFoundError: Unsupported type: typing.Union[str, typing.List[lsprotocol.types.InlayHintLabelPart]]. Register a structure hook for it.
      | Structuring class InlayHint @ attribute label
      +------------------------------------