Set sound to null and remove unused sprite in spells

Set the 'sound' property to null for hell_ballade and mana_ballade spell actions to explicitly disable sound. Removed an unused Sprite component from water_creation.yml to clean up the configuration.

Resources/Prototypes/_CP14/Entities/Actions/Spells/Fire/hell_ballade.yml

@@ -21,6 +21,7 @@
   - type: CP14ActionDangerous
   - type: Action
     useDelay: 15
+    sound: null
     icon:
       sprite: _CP14/Actions/Spells/fire.rsi
       state: fire_music

Resources/Prototypes/_CP14/Entities/Actions/Spells/Meta/mana_ballade.yml

@@ -17,6 +17,7 @@
   - type: CP14ActionDoAfterVisuals
     proto: CP14RuneMagicBallade
   - type: Action
+    sound: null
     useDelay: 15
     icon:
       sprite: _CP14/Actions/Spells/meta.rsi

Resources/Prototypes/_CP14/Entities/Actions/Spells/Water/water_creation.yml

@@ -4,9 +4,6 @@
   name: Water creation
   description: Creating a clot of water that is held in a floating balloon shape for some time
   components:
-  - type: Sprite
-    sprite: _CP14/Actions/Spells/water.rsi
-    state: water_creation
   - type: CP14ActionManaCost
     manaCost: 10
   - type: CP14ActionFreeHandsRequired