removed redundant code

Author: jeff-yc-wong

wfcommons/wfbench/translator/templates/cwl_templates/shell.cwl

@@ -6,23 +6,12 @@ requirements:
 stdout: $(inputs.step_name + ".out")
 stderr: $(inputs.step_name + ".err")
 
-arguments:
-  - position: 1
-    valueFrom: >
-      ${
-        var cmd = inputs.command;
-        if (inputs.input_files) {
-          for (var i = 0; i < inputs.input_files.length; i++) {
-            cmd = cmd.replace(new RegExp(inputs.input_files[i].basename, 'g'), inputs.input_files[i].path);
-          }
-        }
-        return cmd;
-      }
-    shellQuote: false
-
 inputs:
   command:
     type: string
+    inputBinding:
+      position: 1
+      shellQuote: false
   input_files:
     type: File[]?
   output_filenames: