not generating externalLink labels anymore since there can be too many and benefit is too small

src/services/import/zip.js

@@ -154,11 +154,6 @@ async function importZip(taskContext, fileBuffer, importRootNote) {
                 continue;
             }
 
-            if (attr.type === 'label' && attr.name === 'externalLink') {
-                // also created automatically
-                continue;
-            }
-
             if (attr.type === 'relation') {
                 attr.value = getNewNoteId(attr.value);
             }