Call mLoaded.set(false) for fileupdate default case

If efid is not defined, sim records sets mLoaded to false.
After reloading is finished, sim state will be changed from
ready to loaded successfully.

Bug: 147316688
Test: Manual.

Change-Id: Ia4a69e996257c16fdb69ae2397b33122fd23490d
Signed-off-by: Sanghee Kim <haya93@samsung.com>
Signed-off-by: Yunjin Kim <yunzhen.kim@samsung.com>