RODARE: Remove Groups for Now

Re-add later on with valid syntax, but likely broke
the last releases.

Author: ax3l

.rodare.json

@@ -19,75 +19,6 @@
       "name": "Gu, Junmin",
       "affiliation": "Lawrence Berkeley National Laboratory",
       "orcid": "0000-0002-1521-8534"
-    },
-    {
-      "affiliations": [
-        {
-          "name": "Center for Advanced Systems Understanding"
-        },
-        {
-          "name": "Helmholtz-Zentrum Dresden-Rossendorf"
-        }
-      ],
-      "person_or_org": {
-        "family_name": "Bussmann",
-        "given_name": "Michael",
-        "identifiers": [
-          {
-            "identifier": "0000-0002-8258-3881",
-            "scheme": "orcid"
-          }
-        ],
-        "name": "Michael Bussmann (Leader of the Computational Radiation Physics Research Team at CASUS/HZDR)",
-        "type": "personal"
-      },
-      "role": {
-        "id": "researchgroup"
-      }
-    },
-    {
-      "affiliations": [
-        {
-          "name": "Lawrence Berkeley National Laboratory"
-        }
-      ],
-      "person_or_org": {
-        "family_name": "Vay",
-        "given_name": "Jean-Luc",
-        "identifiers": [
-          {
-            "identifier": "0000-0002-0040-799X",
-            "scheme": "orcid"
-          }
-        ],
-        "name": "Jean-Luc Vay (Head of the Accelerator Modeling Program at LBNL)",
-        "type": "personal"
-      },
-      "role": {
-        "id": "researchgroup"
-      }
-    },
-    {
-      "affiliations": [
-        {
-          "name": "Lawrence Berkeley National Laboratory"
-        }
-      ],
-      "person_or_org": {
-        "family_name": "Wu",
-        "given_name": "Kesheng (John)",
-        "identifiers": [
-          {
-            "identifier": "0000-0002-6907-3393",
-            "scheme": "orcid"
-          }
-        ],
-        "name": "Kesheng (John) Wu (Head of the Scientific Data Management research group at LBNL)",
-        "type": "personal"
-      },
-      "role": {
-        "id": "researchgroup"
-      }
     }
   ],
   "contributors": [