Skip the layer initial travel properly in vase mode (#10135)

Skip the layer initial travel properly in vase mode (SoftFever/OrcaSlicer#10072)

---------

Co-authored-by: Rodrigo <162915171+RF47@users.noreply.github.com>
Co-authored-by: Ian Bassi <ian.bassi@outlook.com>

src/libslic3r/GCode/SpiralVase.cpp

@@ -132,7 +132,7 @@ std::string SpiralVase::process_layer(const std::string &gcode, bool last_layer)
         if (line.cmd_is("G1")) {
             // Orca: Filter out retractions at layer change
             if (line.retracting(reader) || (line.extruding(reader) && line.dist_XY(reader) < EPSILON)) return;
-            if (line.has_z() && !line.retracting(reader)) {
+            if (line.has_z() && !(line.has_x() || line.has_y())) {
                 // If this is the initial Z move of the layer, replace it with a
                 // (redundant) move to the last Z of previous layer.
                 line.set(Z, z);