V1.01 Small Update Lowered Difficulty+Bugfixes

Based on the feedback of the V1.0 "Ancient Ruins" Major Update, we released this patch to fix the following issues:

1. Optimized the experience of the levels in "Ancient Ruins" by lowering their difficulties. Now players should have a better, smoother and more consistant experience.

2. Fixed the bug that caused 3 items in Archive could not be unlocked.

3. Added 1-second damage immune time when the character is revived, now character will not die immediate after reviving.

4. Fixed a bug that caused the item selection page of Shop and Mage Tower to be skipped if the player enter the battle with mouse&keyboard but switch to a controller before said page pops up.