yautja bricks stack into stacks of the other type

## Testmerges
#11128: '[code beet] dissolver (used to be venator)' by cuberound at commit 2e0f882986
#10925: 'Cape River Mining Colony - Ground Map' by Steelpoint at commit aebde05bef
#12947: 'Revert "Working multiz tacmap, round two, extra buttons"' by Rain7x at commit ea384007a4
#12627: 'Tyrargo Rift (2) - Various Alterations' by Steelpoint at commit f38ce6b980
#12967: 'Balance: Allows pill bottles to be forced open by bayonets' by antlersss at commit 7aa34d3b1a

## Round ID
36320

## Description of the bug
runed bricks will stack with sandstone, vice versa

## What's the difference with what should have happened?
they are different

## How do we reproduce this bug?
1. use some runed sandstone bricks
2. use some regular sandstone bricks
3. put either back in your hunting pouch and see that they stack with the other type

## Attached logs
```
N/A
```

## Additional details
- Author: willzadl
- Admin: the novacypher
- Note: None

No file or test is named. Start by reproducing the issue with runed sandstone bricks and regular sandstone bricks in a hunting pouch, then trace the pouch's item-stacking behavior. Done means the two brick types remain separate stacks when stored in either pouch.

Written by the indexing model from the issue text.