feat(i18n) : add database section translations

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/i18n/locales/fr.json

@@ -141,6 +141,20 @@
             "ports": "Ports",
             "noData": "Aucune donnee disponible"
         },
+        "database": {
+            "title": "Base de donnees",
+            "status": "Statut",
+            "connected": "Connecte",
+            "unreachable": "Injoignable",
+            "name": "Base",
+            "size": "Taille",
+            "tableCount": "Tables",
+            "activeConnections": "Connexions",
+            "cacheHitRatio": "Cache hit",
+            "largestTable": "Plus grosse table",
+            "formLabel": "Nom de la base",
+            "formHint": "Ex : coltura"
+        },
         "deploy": {
             "button": "Deployer",
             "title": "Deployer une version",