Reduces the orice of 9mm bullets so they arent objectively worse than anything else #17108

Job	Run time
Compile Maps	46s
Run Linters	2m 49s
Windows Build	2m 26s
Integration Tests (BASIC_TESTS) / run_integration_tests	3m 14s
Integration Tests (CREATE_AND_DESTROY_TEST) / run_integration_tests	2m 34s
Integration Tests (PLANET_GEN_TEST) / run_integration_tests	4m 43s
Integration Tests (RUIN_PLACEMENT_TEST) / run_integration_tests	4m 14s
Integration Tests (SHIP_PLACEMENT_TEST) / run_integration_tests	9m 30s
	30m 16s

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