refactor: remove D30 choice dialog, extract defense reaction buttons, fix bugs

- Remove D30 choice dialog — auto-roll bonus dice, flag special effects
- Fix d30ChangedAttack infinite loop in defense do-while (missing reset)
- Fix chat button dataset attributes (rollType/rollTarget/rollAvantage)
- Extract buildDefenseReactionButtons from both defense loops
- Merge Aether/Grace deduction via _deductResourceOnCast helper
- Extract HP HUD toggling (_toggleHudWraps/_disableHudWraps)
- Fix SYSTEM.EQUIPMENT_CATEGORIES typo in equipment model
- Add missing imports to combat.mjs
- Remove dead d30Auto branches, _buildSpecialLabel, d30-special-choice.hbs

module/applications/combat.mjs

@@ -1,3 +1,5 @@
+import { SYSTEM } from "../config/system.mjs"
+import { log } from "../utils.mjs"
 
 /* -------------------------------------------- */
 export class LethalFantasyCombatTracker extends foundry.applications.sidebar.tabs.CombatTracker {