Remove unnecessary function

assets/js/src/subscribers/importExport/import/previous_next_step_buttons.jsx

@@ -9,9 +9,14 @@ const PreviousNextStepButtons = ({
   onPreviousAction,
   onNextAction,
 }) => {
-  const showPreviousStep = () => {
+  const nextStepClasses = classNames(
-    if (hidePrevious) return null;
+    'button-primary',
+    'wysija',
+    { 'button-disabled': !canGoNext },
+  );
   return (
+    <div className="mailpoet_import_step_buttons">
+      {!hidePrevious && (
         <>
           <button
             className="button-primary wysija button"
@@ -22,17 +27,7 @@ const PreviousNextStepButtons = ({
           </button>
         &nbsp;&nbsp;
         </>
-    );
+      )}
-  };
-
-  const nextStepClasses = classNames(
-    'button-primary',
-    'wysija',
-    { 'button-disabled': !canGoNext },
-  );
-  return (
-    <div className="mailpoet_import_step_buttons">
-      {showPreviousStep()}
       <button
         type="button"
         data-automation-id="import-next-step"