Metadata correction for 2023.gwc-1.38

[blakeal]

JSON data block

{
  "anthology_id": "2023.gwc-1.38",
  "authors": [
    {
      "first": "Luis",
      "last": "Morgado da Costa",
      "id": "luis-morgado-da-costa"
    },
    {
      "first": "František",
      "last": "Kratochvíl",
      "id": "frantisek-kratochvil"
    },
    {
      "first": "George",
      "last": "Saad",
      "id": "george-saad"
    },
    {
      "first": "Benidiktus",
      "last": "Delpada",
      "id": "benidiktus-delpada"
    },
    {
      "first": "Daniel Simon",
      "last": "Lanma",
      "id": "daniel-simon-lanma"
    },
    {
      "first": "Francis",
      "last": "Bond",
      "id": "francis-bond"
    },
    {
      "first": "Natálie",
      "last": "Wolfová",
      "id": "natalie-wolfova"
    },
    {
      "first": "A.L.",
      "last": "Blake",
      "id": "a-l-blake"
    }
  ]
}

[github-actions]

Found ACL Anthology entry: https://aclanthology.org/2023.gwc-1.38

[nschneid]

Fixes last author middle initial (replaces #4492). I also fixed the first/last split of the 1st author. Thanks