Fix Snapmaker profiles (#5763)

* update snapmaker profiles

- add BracingKit for Snapmaker 2
- add Artisan profiles

* remove key

* fix compatible_printers

* remove pva for single extruder

* fix ci

* Fix compatible_printers

* Revert specific parameters

resources/profiles/Snapmaker/process/0.16 Optimal @Snapmaker (0.4 nozzle).json

@@ -29,7 +29,7 @@
   "bottom_shell_layers": "4",
   "top_shell_thickness": "0.6",
   "bridge_flow": "1",
-  "support_threshold_angle": "30",
+  "support_threshold_angle": "25",
   "initial_layer_infill_speed": "65",
   "outer_wall_speed": "80",
   "inner_wall_speed": "100",