Hide under-floor ducts for SpacemanDMM map rendering (#1961) #7974

Job	Run time
Collect data for other tasks	10s
Lint with OpenDream	32s
Run Linters	2m 32s
Compile Maps	2m 9s
Windows Build	1m 59s
Integration Tests (icebox) / run_integration_tests	13m 26s
Integration Tests (deltastation) / run_integration_tests	13m 47s
Integration Tests (boxstation) / run_integration_tests	12m 51s
Integration Tests (kilostation) / run_integration_tests	12m 26s
Integration Tests (metastation) / run_integration_tests	12m 41s
Integration Tests (multiz_debug) / run_integration_tests	12m 41s
Integration Tests (northstar) / run_integration_tests	12m 58s
Integration Tests (runtimestation) / run_integration_tests	10m 58s
Integration Tests (tramstation) / run_integration_tests	13m 4s
Alternate Tests (515, 1627, runtimestation) / run_integration_tests	10m 23s
Check Alternate Tests	1s
Compare Screenshot Tests	2m 27s
	2h 15m 5s

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