smdk4412-common: Don't build torch for devices without flash

For devices without a flash set TARGET_HAS_CAM_FLASH := false

Change-Id: I8fb1648f443abadd8677fd6780ba95a40c613cf0
Merge "smdk4412-common: Don't build torch for devices without flash" into cm-11.0
Merge branch 'cm-11.0' of github.com:CyanogenMod/android_device_samsung_smdk4412-common into cm-11.0