Minor coding style fix to the heimdal-strength test

diff --git a/tests/tools/heimdal-strength-t b/tests/tools/heimdal-strength-t
index 102ac240ca68e9de2e7cb0fba66a5d169a2af142..9c2d1635da53689a38823080bc276b015d1a7cfe 100755 (executable)
--- a/tests/tools/heimdal-strength-t
+++ b/tests/tools/heimdal-strength-t
@@ -43,8 +43,7 @@ sub run_heimdal_strength {
     my $program = test_file_path('../tools/heimdal-strength');
 
     # Run the password strength checker.
-    my $out;
-    my $err;
+    my ($out, $err);
     run([$program, $principal], \$in, \$out, \$err);
     my $status = ($? >> 8);