Correction for build volume.

resources/definitions/flsun_qq.def.json

@@ -19,13 +19,13 @@
             "default_value": true
         },
         "machine_width": {
-            "default_value": 240
+            "default_value": 260
         },
         "machine_height": {
             "default_value": 285
         },
         "machine_depth": {
-            "default_value": 240
+            "default_value": 260
         },
         "machine_center_is_zero": {
             "default_value": true