refactor: rename carte template to map for consistency

Rename all carte.yml files to map.yml and update references in blueprints to use English naming convention consistently across the codebase. This includes renaming 5 content files and updating template references in narrative and block blueprints.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

public/site/blueprints/blocks/map.yml

@@ -4,5 +4,5 @@ fields:
   map: 
     label: Choisir la carte
     type: pages
-    query: page.parent.parent.children.filterBy('intendedTemplate', 'carte')
+    query: page.parent.parent.children.filterBy('intendedTemplate', 'map')
     multiple: false

public/site/blueprints/pages/narrative.yml

@@ -33,7 +33,7 @@ columns:
         label: Pages
         type: pages
         template:
-          - carte
+          - map
           - geoformat
   sidebar:
     width: 1/3