fix sync workflow file

Author: sjoerdbeentjes

.github/workflows/sync-external-layers.yml .github/workflows/sync-external-metadata.yml

@@ -1,4 +1,4 @@
-name: Sync external layers
+name: Sync external metadata
 on: 
   schedule:
     - cron: '*/30 * * * *'
@@ -12,7 +12,7 @@ jobs:
           node-version: 16
           cache: 'npm'
       - run: npm ci
-      - run: npm run sync-external-layers
+      - run: npm run sync-external-metadata
         env:
           DATO_API_TOKEN: ${{ secrets.DATO_API_TOKEN }}
           DATO_API_KEY_NL2120: ${{ secrets.DATO_API_KEY_NL2120 }}