Update 'swagger.yaml'

fix undefined command line argument

swagger.yaml

@@ -91,7 +91,7 @@ paths:
       x-direktiv:  
         cmds:
         - action: exec
-          exec: /bin/json2excel -inFile input.json -worksheetName "{{ .WorksheetName }}" -outputFilename '{{ .OutFilename }}'
+          exec: /bin/json2excel -worksheetName "{{ .WorksheetName }}" -outputFilename '{{ .OutFilename }}'
           silent: false
           print: true
         - action: exec