semanage_migrate_store: remove unused loading of libsepol.so

semanage_migrate_store loads libsepol.so using ctypes but never uses it.

Signed-off-by: Nicolas Iooss <nicolas.iooss@m4x.org>
diff --git a/libsemanage/utils/semanage_migrate_store b/libsemanage/utils/semanage_migrate_store
index 7b5bee8..360f143 100755
--- a/libsemanage/utils/semanage_migrate_store
+++ b/libsemanage/utils/semanage_migrate_store
@@ -8,9 +8,6 @@
 import sys
 from optparse import OptionParser
 
-import ctypes
-
-sepol = ctypes.cdll.LoadLibrary('libsepol.so.1')
 
 try:
 	import selinux