Gas masks don't show up on Unathi

[Schnayy]

Brief description of the issue

Gas masks are invisible on Unathi.

What you expected to happen

To see myself wearing a gas mask.

What actually happened

Magical stealth mask.

Steps to reproduce

Put a gas mask on an Unathi.

Additional info:

• Server Revision: Found using the "Show Server Revision" verb under the OOC tab.
• Anything else you may wish to add (Location if it's a mapping issue, etc)