fix bug for writing in vii

vii/utils.py

@@ -137,7 +137,7 @@ def writeFile(wData, Re, toW=['deltaStar', 'H', 'Cf', 'Ct', 'ue', 'delta']):
         f.write('{0:15.6f}'.format(wData['x/c'][i]))
         for s in toW:
             f.write(' {0:15.6f}'.format(wData[s][i]))
-            f.write('\n')
+        f.write('\n')
 
     f.close()
     print('done.')
\ No newline at end of file