airflow: affiliations - strip html tags from organisations

[pamfilos]

There are organisation values that have the html href included in the field value
e.g.: https://backend.dev.scoap3.org/records/9941

    {
      "first_name": "Hridoy",
      "last_name": "Debnath",
      "affiliations": [
        {
          "value": "Physics Department and Center for Education and Research in Cosmology and Astrophysics (CERCA), <a href=\"https://ror.org/051fd9666\">Case Western Reserve University</a>, Cleveland, Ohio 44106, USA",
          "organization": "Physics Department and Center for Education and Research in Cosmology and Astrophysics (CERCA), <a href=\"https://ror.org/051fd9666\">Case Western Reserve University</a>, Cleveland, Ohio 44106",
          "country": {
            "code": "US",
            "name": "United States"
          }
        }
      ]
    }

• Investigate if only in APS articles
• FIX issue, like legacy