Added readonly type field (#384)

Co-authored-by: Salihu <salihudickson@gmail.com>
Co-authored-by: Salihu <91833785+SalihuDickson@users.noreply.github.com>

Author: sivangbagri

package-lock.json

@@ -117,6 +117,16 @@ export default class ECCClientRoCrateAbout extends LitElement {
       },
     },
 
+    {
+      key: "@type",
+      label: "@type",
+      type: "text",
+      fieldOptions: {
+        tooltip: "The type of the entity.",
+        default: "Dataset",
+        readonly: true,
+      },
+    },
     {
       key: "name",
       label: "Name",