iop-order: fix lut3d order (after colorin).

For #3062.

src/common/iop_order.c

@@ -31,7 +31,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#define DT_IOP_ORDER_VERSION 4
+#define DT_IOP_ORDER_VERSION 5
 
 #define DT_IOP_ORDER_INFO FALSE  // used while debugging
 #define DT_ONTHEFLY_INFO FALSE   // while debugging on-the-fly conversion
@@ -189,6 +189,12 @@ static int _ioppr_legacy_iop_order_step(GList **_iop_order_list, GList *history_
     if(!dont_move) _rewrite_order(*_iop_order_list);
     new_version = 4;
   }
+  else if(old_version == 4)
+  {
+    _ioppr_move_iop_after(_iop_order_list, "lut3d", "colorin", dont_move);
+    if(!dont_move) _rewrite_order(*_iop_order_list);
+    new_version = 5;
+  }
   // each new version MUST be written as the following (_rewrite_order IS VERY important)
 
   // If a new module is to be added, it must be added in the current