[MIRROR] Removes unused proc from reagent holder #2076

Job	Run time
Collect data for other tasks	14s
Run Linters	1m 57s
Compile Maps	4m 9s
Windows Build	2m 33s
Integration Tests (birdshot) / run_integration_tests	11m 47s
Integration Tests (blueshift) / run_integration_tests	12m 45s
Integration Tests (gateway_test) / run_integration_tests	14m 18s
Integration Tests (icebox) / run_integration_tests	12m 55s
Integration Tests (metastation) / run_integration_tests	12m 1s
Integration Tests (kilostation2) / run_integration_tests	12m 1s
Integration Tests (multiz_debug) / run_integration_tests	11m 18s
Integration Tests (deltastation) / run_integration_tests	12m 5s
Integration Tests (northstar) / run_integration_tests	13m 16s
Integration Tests (nssjourney) / run_integration_tests	11m 46s
Integration Tests (runtimestation) / run_integration_tests	10m 47s
Integration Tests (tramstation) / run_integration_tests	12m 21s
Alternate Tests (515, 1603, runtimestation) / run_integration_tests	10m 20s
Integration Tests (voidraptor) / run_integration_tests	11m 57s
Check Alternate Tests	1s
Compare Screenshot Tests	3m 44s
	3h 2m 15s

Provide feedback