semanage: close the selabel handle

Close the selabel handle to update the file_context. This means that the
file_context will be remmaped and used by selabel_lookup() to return
the appropriate context to label the home folder.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1993081

Signed-off-by: Iker Pedrosa <ipedrosa@redhat.com>

lib/semanage.c

@@ -293,6 +293,7 @@ int set_seuser (const char *login_name, const char *seuser_name)
 	}
 
 	ret = 0;
+	reset_selinux_handle();
 
 done:
 	semanage_seuser_key_free (key);