More Potion Effects

1.Changed the icon for the Immortality effect.

2.Fixed the issue with the Heavy effect and adjusted it; now you cannot jump onto a block that is one block high while under this effect.

3.Fixed the crash issue caused by the Injury Accumulation effect.

4.Adjusted the Burning Life effect, causing more health loss and preventing health recovery while under this effect.

5.Adjusted the Giant Strength effect; now it only applies to damage that is directly dealt.

6.Added the Precision effect (for increasing ranged damage).

7.Added the Inaccuracy effect (for reducing ranged damage).

8.Added the Life Stasis effect, where all damage and healing will be stored and canceled during the effect, and will be settled after the effect ends.