Revert "Don't change cif import style?"

This reverts commit 5d16b2f573edac5d5495994a9b90cff5dadcbeab.
diff --git a/gds_to_lef_gds_mag.py b/gds_to_lef_gds_mag.py
index 9900369..7250efc 100755
--- a/gds_to_lef_gds_mag.py
+++ b/gds_to_lef_gds_mag.py
@@ -57,12 +57,11 @@
         f.write(header + content)
 
 
-def _magic_tcl_header(ofile, gdsfile, vendor=True):
+def _magic_tcl_header(ofile, gdsfile):
     print('#!/bin/env wish',        file=ofile)
     print('drc off',                file=ofile)
     print('scalegrid 1 2',          file=ofile)
-    if vendor:
-        print('cif istyle vendorimport',file=ofile)
+    print('cif istyle vendorimport',file=ofile)
     print('gds readonly true',      file=ofile)
     print('gds rescale false',      file=ofile)
     print('tech unlock *',          file=ofile)
@@ -183,7 +182,7 @@
     # Generate a tcl script for Magic
     with open(tcl_path, 'w') as ofile:
         assert os.path.exists(gds_file), gds_file
-        _magic_tcl_header(ofile, gds_file, vendor=False)
+        _magic_tcl_header(ofile, gds_file)
 
         escaped_cell = '{'+cell+'}'