remove dynamic equality

tests/test_actor_access.ce

@@ -2,7 +2,7 @@
 log.console("Testing actor access to $_:");
 
 // In an actor script, $_ should be available
-if (typeof $_ !== 'undefined') {
+if (typeof $_ != 'undefined') {
   log.console("✓ Actor has access to $_");
   log.console("  $_.random is a", typeof $_.random);
   log.console("  $_.clock is a", typeof $_.clock);