Adds .38 Hearth and .38 Chilled ammo boxes, to the Black Market #19149

Job	Run time
Run Linters	4m 56s
Compile Maps	41s
Windows Build	2m 3s
Integration Tests (BASIC_TESTS) / run_integration_tests	3m 12s
Integration Tests (CREATE_AND_DESTROY_TEST) / run_integration_tests	2m 34s
Integration Tests (PLANET_GEN_TEST) / run_integration_tests	5m 14s
Integration Tests (RUIN_PLACEMENT_TEST) / run_integration_tests	3m 56s
Integration Tests (SHIP_PLACEMENT_TEST) / run_integration_tests	9m 17s
	31m 53s

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