Fixes humans unable to use vehicle gunner seat #24358

Job	Run time
Compile Maps	45s
Lint with OpenDream	22s
Run Linters	1m 57s
Find Maps to Test	10s
Windows Build	55s
Alternate Tests	0s
Check Alternate Tests	0s
Unit Tests (almayer) / run_unit_tests	3m 1s
Unit Tests (bigredv2) / run_unit_tests	2m 52s
Unit Tests (chinook) / run_unit_tests	2m 44s
Unit Tests (corsat) / run_unit_tests	2m 54s
Unit Tests (desert_dam) / run_unit_tests	2m 50s
Unit Tests (ice_colony_v2) / run_unit_tests	2m 56s
Unit Tests (fiorina_sciannex) / run_unit_tests	2m 51s
Unit Tests (kutjevo) / run_unit_tests	2m 55s
Unit Tests (lv522_chances_claim) / run_unit_tests	2m 54s
Unit Tests (lv624) / run_unit_tests	2m 54s
Unit Tests (new_varadero) / run_unit_tests	3m 10s
Unit Tests (prison_station_fop) / run_unit_tests	2m 55s
Unit Tests (runtime) / run_unit_tests	2m 54s
Unit Tests (shivas_snowball) / run_unit_tests	2m 50s
Unit Tests (sorokyne_strata) / run_unit_tests	2m 50s
Unit Tests (whiskey_outpost_v2) / run_unit_tests	2m 48s
	50m 27s

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