cache failure with inherited tables

[readyset-railway]

Summary

When an inherited table is created and data is inserted into the child table, the parent table cache doesn't get updated.

Expected behavior

Actual behavior

Steps to reproduce

CREATE TABLE t1 (a int);

INSERT INTO t1 VALUES (1);

CREATE TABLE t2 (b int) INHERITS (t1);

SELECT * FROM t1;

INSERT INTO t2 VALUES(2,2);

CREATE CACHE FROM SELECT * FROM t1;

SELECT * FROM t1;

ReadySet version

359b727a7c016c3975ff946201cd9a48f215f448