typeslots.py: Add back code writing null entries

This way the table will be kept in sync if a slot is removed
(which shouldn't happen).

Author: encukou

Objects/typeslots.py

@@ -36,6 +36,8 @@ def generate_typeslots(out=sys.stdout):
     for i in range(1,M):
         if i in res:
             out.write("%s,\n" % res[i])
+        else:
+            out.write("{0, 0},\n")
 
 
 def main():