SIM RFC: Clean up runtime installer/loader code (#3580) #12

Job	Run time
Software Tests	39m 24s
AutoRef'd Game (3 Minutes)	27m 58s
Simulated Gameplay Tests	52m 49s
Ubuntu Alternate Builds (ubuntu-24.04-arm)	33m 25s
Robot Software Tests	27m 25s
	3h 1m 1s

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