non glass double airlocks don't have proper opacity

[43082ujfgrj]

Description of issue

Length of time in which bug has been known to occur

feels like a LONG time

Client version, Server revision & Game ID

89c57d192ad0aa7f72c2354deaa1a4c9dffbf4ce - stable - 2024-01-14

Issue bingo

• [x] Issue could be reproduced at least once
• [ ] Issue could be reproduced by different players
• [x] Issue could be reproduced in multiple rounds
• [x] Issue happened in a recent (less than 7 days ago) round
• [x] Couldn't find an existing issue about this