Sound Update & Empty Magazine Sprite Fixes #1913

Job	Run time
code-tests (CODE)	4m 27s
map-tests (operation_trebuchet)	2m 10s
code-tests (WEB)	2m 47s
map-tests (slayer)	1m 55s
map-tests (firefight)	2m 8s
map-tests (crusade)	1m 40s
map-tests (stranded)	1m 45s
map-tests (first_contact)	2m 20s
map-tests (ks7_elmsville)	3m 31s
map-tests (ks7_elmsville_spaceodp)	3m 34s
map-tests (base_assault)	2m 15s
map-tests (base_assault_unsc_defend_vs_urf)	2m 12s
map-tests (unsc_achlys)	1m 47s
map-tests (base_assault_neutral_base)	2m 18s
map-tests (base_assault_neutral_base_taurus)	2m 14s
map-tests (geminus_city)	3m 5s
map-tests (geminus_city_urf_active)	3m 13s
map-tests (system_conquest)	8m 13s
	51m 34s

Provide feedback