Changes the Raidsfx to a custom sfx. (mostly an airraid siren)
Its 3 audio files layered.
first sound is the hoi4 delcare war sfx
2nd sound followed by the third is distant fighting and an airraid siren.
AVALIBLE FROM 1.3 TO 1.6
My other raid sfx -> https://steamcommunity.com/sharedfiles/filedetails/?id=3520952515
