Fix test for sign

BruceSherwood · BruceSherwood · commit b130f37c8a0a · 2022-11-18T15:35:51.000-08:00
diff --git a/vpython/test/test_namespace.py b/vpython/test/test_namespace.py
@@ -143,7 +143,11 @@
     'version',
     'vertex',
     'winput',
-    'wtext'
+    'wtext',
+    'wtext',
+    'winput',
+    'keysdown',
+    'sign'
 ]
 
 
