Merge pull request #8536 from thinkyhead/bf2_nanodlp_z_move_sync

[2.0.x] Implement NANODLP_Z_SYNC for 2.0.x

Marlin/src/gcode/motion/G0_G1.cpp

@@ -72,5 +72,13 @@ void GcodeSuite::G0_G1(
     #else
       prepare_move_to_destination();
     #endif
+
+    #if ENABLED(NANODLP_Z_SYNC)
+      // If G0/G1 command include Z-axis, wait for move and output sync text.
+      if (parser.seenval('Z')) {
+        stepper.synchronize();
+        SERIAL_ECHOLNPGM(MSG_Z_MOVE_COMP);
+      }
+    #endif
   }
 }