Make dummies less dumb (#73488)

* Dummies Check for Diggable Terrain

* Update Training Dummy Furniture Descriptions

data/json/construction.json

@@ -8060,6 +8060,7 @@
     "difficulty": 1,
     "qualities": [ [ { "id": "DIG", "level": 2 } ] ],
     "components": [ [ [ "training_dummy_light", 1 ] ] ],
+    "pre_flags": { "flag": "DIGGABLE", "force_terrain": true },
     "pre_special": "check_down_OK",
     "post_terrain": "f_training_dummy_light"
   },
@@ -8072,6 +8073,7 @@
     "difficulty": 1,
     "qualities": [ [ { "id": "DIG", "level": 2 } ] ],
     "components": [ [ [ "training_dummy_heavy", 1 ] ] ],
+    "pre_flags": { "flag": "DIGGABLE", "force_terrain": true },
     "pre_special": "check_down_OK",
     "post_terrain": "f_training_dummy_heavy"
   },

data/json/furniture_and_terrain/furniture-recreation.json

@@ -587,7 +587,7 @@
     "type": "furniture",
     "id": "f_training_dummy_light",
     "name": "training dummy",
-    "description": "A hand-made humanoid figure, useful for training in close quarters combat.  This one is made from wood and has some duct tape to mark the striking points.",
+    "description": "A hand-made humanoid figure, useful for training in close quarters combat.  This one is made from wood and has some duct tape to mark the striking points.  It has been erected in the ground on its post.",
     "symbol": "@",
     "color": "brown",
     "move_cost_mod": 9,
@@ -611,7 +611,7 @@
     "type": "furniture",
     "id": "f_training_dummy_heavy",
     "name": "armored training dummy",
-    "description": "A hand-made humanoid figure, useful for training in close quarters combat.  This one is covered in scrap armor and looks on guard.",
+    "description": "A hand-made humanoid figure, useful for training in close quarters combat.  This one is covered in scrap armor and looks on guard.  It has been erected in the ground on its post.",
     "symbol": "@",
     "color": "brown",
     "move_cost_mod": 11,