Tweak "frail_flight", Added badge to "dark_vision"

Changed "frail_flight" condition to flight from 20 to 19. Maybe that fixes a bug?
Added badge to "dark_vision" to indicate it having an active toggle now

data/feathermc/powers/dark_vision.json

@@ -3,6 +3,11 @@
   "name": "Dark Vision",
   "description": "You can at will see in the dark. But only if you're not too hurt.",
   "badges": [
+    {
+        "type": "origins:keybind",
+        "sprite": "origins:textures/gui/badge/toggle.png",
+        "text" : "Trigger with %s!"
+    },
     {
       "type": "origins:tooltip",
       "sprite": "minecraft:textures/gui/sprites/hud/heart/full.png",

data/feathermc/powers/frail_flight.json

@@ -25,7 +25,7 @@
     "condition": {
       "type": "origins:health",
       "comparison": ">=",
-      "compare_to": 20
+      "compare_to": 19
     }
   },
   "prevent_boost": {