Fix against validation

steps/fetch_data.cwl

@@ -10,7 +10,7 @@ inputs:
     
 outputs: 
   - id: tar_archive
-    type: Directory
+    type: File
     outputBinding:
       glob: 'out/*'
 baseCommand: 

workflow/download_and_run_bf_remove.cwl

 cwlVersion: v1.2
 class: Workflow
 inputs:
-- id: surls
-  doc: SURL list with the files do download
-  type: string[]
-- id: pulp_log_folder
-  doc: Pulp Log Folder
-  type: Directory
+  - id: surls
+    type: string[]
+  - id: pulp_log_folder
+    doc: Pulp Log Folder
+    type: Directory
 
 outputs: 
 - id: tar_archive
-  type: File
+  type: File[]
   outputSource: bf_process/tar_archive
 - id: ingest
   type: Any
   outputSource: bf_process/ingest
+
 steps:
 - id: fetch_data
   in:
@@ -22,7 +22,7 @@ steps:
     source: surls
   out:
   - id: tar_archive
-  scatter: surls
+  scatter: surl_link
   run: ../steps/fetch_data.cwl
 - id: bf_process
   in: 
@@ -33,4 +33,8 @@ steps:
   out:
   - id: tar_archive
   - id: ingest
-  run: ./bf_remove_double_tgz.cwl
\ No newline at end of file
+  run: ./bf_remove_double_tgz.cwl
+  scatter: bf_tar_archive
+requirements:
+- class: ScatterFeatureRequirement
+- class: SubworkflowFeatureRequirement
\ No newline at end of file