Add grd format, anyof attributions email or url

Author: matamadio

_static/RDL_MDE.html

@@ -4812,9 +4812,12 @@ <h5 class="modal-title" id="githubConfigModalLabel">GitHub Configuration</h5>
                         attributionError = `Attribution ${attrNum} is missing required entity name`;
                         break;
                     }
-                    if (!attribution.entity.email || attribution.entity.email.trim() === '') {
+                    // Check that at least one of email or url is provided
+                    const hasEmail = attribution.entity.email && attribution.entity.email.trim() !== '';
+                    const hasUrl = attribution.entity.url && attribution.entity.url.trim() !== '';
+                    if (!hasEmail && !hasUrl) {
                         attributionsValid = false;
-                        attributionError = `Attribution ${attrNum} is missing required entity email`;
+                        attributionError = `Attribution ${attrNum} entity must have either an email or URL`;
                         break;
                     }
                 }

_static/rdls_schema_v0.3.json

@@ -1534,6 +1534,7 @@
           "enum": [
             "GeoTIFF (tif)",
             "Cloud Optimized GeoTIFF (cog)",
+            "GRID (grd)",
             "NetCDF (nc)",
             "HDF5 (hdf5)",
             "Zarr (zarr)",