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.
MISC_DIR := $(call my-dir)
LOCAL_PATH := MISC_DIR
include $(MISC_DIR)/liblua/Android.mk
include $(MISC_DIR)/libphysfs/Android.mk
include $(MISC_DIR)/libphyslayer/Android.mk