grungussuss 8d14338786 gravity fields are effect types and can't be moved by tram (#91775) ...

## About The Pull Request
they are not attackable or clickable
fixes https://github.com/tgstation/tgstation/issues/90155
## Why It's Good For The Game
less likely to break things 
## Changelog
🆑
fix: portable grav gen effects can't be moved by tram
code: portable grav gen effects are actually a subtype of effect now
/🆑

2025-07-04 16:41:49 -04:00

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fields

gravity fields are effect types and can't be moved by tram (#91775)

2025-07-04 16:41:49 -04:00

field.dm

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proximity_monitor.dm

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