Fix incorrect adversary data (ranges, stats, types, names) (#1680)

- Adult Flickerfly: damage dice d10 → d20
- Giant Recruit: stress max 1 → 2
- Hallowed Soldier: stress max 1 → 2
- Jagged Knife Sniper: type standard → ranged
- Minor Demon: add missing melee range
- Oak Treant: type standard → bruiser, attack name → Branch, range → veryClose
- Outer Realms Thrall: range melee → veryClose
- Treant Sapling: add missing melee range
- Young Ice Dragon: range melee → close
- Zombie Legion: attack name Tentacles → Undead Hands

Co-authored-by: Sebastian Will <sebastian.h.will@gmail.com>

src/packs/adversaries/adversary_Oak_Treant_XK78QUfY8c8Go8Uv.json

@@ -33,7 +33,7 @@
         "reduction": 0
       }
     },
-    "type": "standard",
+    "type": "bruiser",
     "notes": "",
     "hordeHp": 1,
     "experiences": {},
@@ -66,12 +66,12 @@
     "tier": 3,
     "description": "<p>A sturdy animate old-growth tree.</p>",
     "attack": {
-      "name": "Attack",
+      "name": "Branch",
       "roll": {
         "type": "attack",
         "bonus": 2
       },
-      "range": "close",
+      "range": "veryClose",
       "damage": {
         "parts": [
           {