Fix: Geometry Nodes: Math node smoothmax not working

Function arguments were incorrect.

Noted during @simonthommes live stream.

Reviewed By: JacquesLucke

Differential Revision: https://developer.blender.org/D13110

source/blender/nodes/NOD_math_functions.hh

@@ -193,7 +193,7 @@ inline bool try_dispatch_float_math_fl_fl_fl_to_fl(const int operation, Callback
     case NODE_MATH_SMOOTH_MIN:
       return dispatch([](float a, float b, float c) { return smoothminf(a, b, c); });
     case NODE_MATH_SMOOTH_MAX:
-      return dispatch([](float a, float b, float c) { return -smoothminf(-a, -b, -c); });
+      return dispatch([](float a, float b, float c) { return -smoothminf(-a, -b, c); });
     case NODE_MATH_WRAP:
       return dispatch([](float a, float b, float c) { return wrapf(a, b, c); });
   }