Suppression item Attribut : redondant avec le DataModel personnage

- DataModel CelestopolAttribute supprimé (items.mjs)
- CelestopolAttributeSheet supprimée (item-sheets.mjs)
- Imports/registrations retirés (fvtt-celestopol.mjs)
- Section 'Attributs' supprimée de character-competences.hbs
- Action createAttribute + contexte attributes retirés (character-sheet.mjs)
- Template attribute.hbs supprimé
- Clés i18n attribute/attributes/newAttribute supprimées (fr.json)
- Type 'attribute' retiré des htmlFields (system.json)
- htmlFields anomaly corrigés : technique/narratif/exemples

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

fvtt-celestopol.mjs

@@ -9,7 +9,6 @@ import {
   CelestopolNPC,
   CelestopolAnomaly,
   CelestopolAspect,
-  CelestopolAttribute,
   CelestopolEquipment,
 } from "./module/models/_module.mjs"
 import {
@@ -23,7 +22,6 @@ import {
   CelestopolNPCSheet,
   CelestopolAnomalySheet,
   CelestopolAspectSheet,
-  CelestopolAttributeSheet,
   CelestopolEquipmentSheet,
 } from "./module/applications/_module.mjs"
 
@@ -42,7 +40,6 @@ Hooks.once("init", () => {
 
   CONFIG.Item.dataModels.anomaly   = CelestopolAnomaly
   CONFIG.Item.dataModels.aspect    = CelestopolAspect
-  CONFIG.Item.dataModels.attribute = CelestopolAttribute
   CONFIG.Item.dataModels.equipment = CelestopolEquipment
 
   // ── Document classes ────────────────────────────────────────────────────
@@ -88,11 +85,6 @@ Hooks.once("init", () => {
     makeDefault: true,
     label: "CELESTOPOL.Sheet.aspect",
   })
-  foundry.documents.collections.Items.registerSheet(SYSTEM_ID, CelestopolAttributeSheet, {
-    types: ["attribute"],
-    makeDefault: true,
-    label: "CELESTOPOL.Sheet.attribute",
-  })
   foundry.documents.collections.Items.registerSheet(SYSTEM_ID, CelestopolEquipmentSheet, {
     types: ["equipment"],
     makeDefault: true,
@@ -204,7 +196,6 @@ function _preloadTemplates() {
     `${base}/npc-blessures.hbs`,
     `${base}/anomaly.hbs`,
     `${base}/aspect.hbs`,
-    `${base}/attribute.hbs`,
     `${base}/equipment.hbs`,
     `${base}/roll-dialog.hbs`,
     `${base}/chat-message.hbs`,