Remove no-longer-used RTE argument of markVarForSelectPriv().

In the wake of c028faf2a, this is no longer needed.  I left it
out of that patch since the API change would be undesirable in
a released branch; but there's no reason not to do it in HEAD.

src/backend/parser/parse_expr.c

@@ -2525,7 +2525,7 @@ transformWholeRowRef(ParseState *pstate, ParseNamespaceItem *nsitem,
 	result->location = location;
 
 	/* mark relation as requiring whole-row SELECT access */
-	markVarForSelectPriv(pstate, result, nsitem->p_rte);
+	markVarForSelectPriv(pstate, result);
 
 	return (Node *) result;
 }