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>

module/applications/sheets/item-sheets.mjs

@@ -53,27 +53,6 @@ export class CelestopolAspectSheet extends CelestopolItemSheet {
   }
 }
 
-export class CelestopolAttributeSheet extends CelestopolItemSheet {
-  static DEFAULT_OPTIONS = {
-    classes: ["attribute"],
-    position: { width: 620, height: 520 },
-  }
-  static PARTS = {
-    main: { template: "systems/fvtt-celestopol/templates/attribute.hbs" },
-  }
-  async _prepareContext() {
-    const ctx = await super._prepareContext()
-    ctx.skills = SYSTEM.SKILLS
-    ctx.enrichedDescription = await foundry.applications.ux.TextEditor.implementation.enrichHTML(
-      this.document.system.description, { async: true })
-    ctx.enrichedTechnique = await foundry.applications.ux.TextEditor.implementation.enrichHTML(
-      this.document.system.technique, { async: true })
-    ctx.enrichedNarratif = await foundry.applications.ux.TextEditor.implementation.enrichHTML(
-      this.document.system.narratif, { async: true })
-    return ctx
-  }
-}
-
 export class CelestopolEquipmentSheet extends CelestopolItemSheet {
   static DEFAULT_OPTIONS = {
     classes: ["equipment"],