Remove explicit (and redundant) SD message in ACF mission 6
The SD message is already handld properly by the engine, no need to repeat it in Lua.
file(GLOB FortSprites *L.png *R.png)
list(REMOVE_ITEM FortSprites *@2x.png)
list(REMOVE_ITEM FortSprites *-icon.png)
install(FILES
${FortSprites}
DESTINATION ${SHAREPATH}Data/Forts)