Fix a space to many in shell parameters

steps/DPPP.cwl

@@ -49,6 +49,7 @@ inputs:
     inputBinding:
       position: 0
       prefix: '-msout.storagemanager='
+      separate: false
   - default: ''
     id: baseline
     type: string
@@ -62,12 +63,14 @@ inputs:
     inputBinding:
       position: 0
       prefix: '-msout.datacolumn='
+      separate: false
   - default: DATA
     id: input_column
     type: string?
     inputBinding:
       position: 0
       prefix: '-msin.datacolumn='
+      separate: false
 outputs:
   - id: msout
     doc: Output Measurement Set