Propagate ALTER TYPE operations to typed tables

This adds RESTRICT/CASCADE flags to ALTER TYPE ... ADD/DROP/ALTER/
RENAME ATTRIBUTE to control whether to alter typed tables as well.

src/backend/nodes/copyfuncs.c

@@ -2803,6 +2803,7 @@ _copyRenameStmt(RenameStmt *from)
 	COPY_NODE_FIELD(objarg);
 	COPY_STRING_FIELD(subname);
 	COPY_STRING_FIELD(newname);
+	COPY_SCALAR_FIELD(behavior);
 
 	return newnode;
 }