incorrect message in chat when attempting to mix MRE

## Testmerges
#9894: 'Multiz indicator' by Detective-Google at commit 5dbc10a0d2
#9978: 'Xeno Time Checks' by realforest2001 at commit f86f8e3705
#8878: 'Whiskey Outpost Xenofication' by Unknownity at commit 702a29044e
#10384: 'Fixes queen transparency issues and keybinds it' by Red-byte3D at commit 34d2c150e3
#7093: 'creates ipcheck subsystem' by hry-gh at commit c3a6fae1c4
#9872: 'Multiz Bigred [MDB IGNORE]' by spartanbobby at commit bb10124ab1
#10430: 'Xenomorphs now get +1 resin upon capturing a pylon for the first time' by Red-byte3D at commit 4d286998f5
#9405: '[EVENT] Pathogen Confluence' by realforest2001 at commit bb3e0ac3c7

## Round ID
29791

## Description of the bug
When attempting to place one type of MRE in a box from another type of MRE, the player receives a chat message about weapon mags.
"You don't want to mix different magazines in one box."

## What's the difference with what should have happened?
“Your inner foodie is horrified by the attempt to desecrate communist food with our MREs.”

## How do we reproduce this bug?
1. Set up box of UPP military rations on floor.
2. Remove 1 UPP MRE from it
3. Try to put it inside the USCM MRE.

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

## Additional details
- Author: Yachuk
- Admin: Forest2001
- Note: None