Update IntMap.java

With Night Vision and Invisibility the line becomes:
int[] potionArray = new int[]{0, 16, 32, 64, 8192, 8193, 8194, 8195, 8196, 8197, 8198, 8200, 8201, 8202, 8204, 8206, 8225, 8226, 8227, 8228, 8229, 8232, 8233, 8234, 8236, 8257, 8258, 8259, 8260, 8261, 8262, 8264, 8265, 8266, 8268, 8270, 16385, 16386, 16387, 16388, 16389, 16392, 16393, 16394, 16396, 16417, 16418, 16419, 16420, 16421, 16424, 16425, 16426, 16428, 16390, 16398, 16449, 16450, 16451, 16452, 16453, 16454, 16456, 16457, 16458, 16460, 16462};