Update CrashC.java (#2350)

Author: Weigurde

common/src/main/java/ac/grim/grimac/checks/impl/crash/CrashC.java

@@ -20,10 +20,9 @@ public void onPacketReceive(PacketReceiveEvent event) {
             WrapperPlayClientPlayerFlying flying = new WrapperPlayClientPlayerFlying(event);
             if (flying.hasPositionChanged()) {
                 Location pos = flying.getLocation();
-                if (Double.isNaN(pos.getX()) || Double.isNaN(pos.getY()) || Double.isNaN(pos.getZ())
-                        || Double.isInfinite(pos.getX()) || Double.isInfinite(pos.getY()) || Double.isInfinite(pos.getZ()) ||
-                        Float.isNaN(pos.getYaw()) || Float.isNaN(pos.getPitch()) ||
-                        Float.isInfinite(pos.getYaw()) || Float.isInfinite(pos.getPitch())) {
+                if (!Double.isFinite(pos.getX()) || !Double.isFinite(pos.getY()) || !Double.isFinite(pos.getZ())
+                    || !Float.isFinite(pos.getYaw()) || !Float.isFinite(pos.getPitch())
+                   ) {
                     flagAndAlert("xyzYP: " + pos.getX() + ", " + pos.getY() + ", " + pos.getZ() + ", " + pos.getYaw() + ", " + pos.getPitch());
                     player.getSetbackTeleportUtil().executeViolationSetback();
                     event.setCancelled(true);