fix: do not show billing menu in ent

src/locales/en-US/billing.ts

@@ -1,7 +1,7 @@
 export default {
   'billing.upsell.title': 'Billing is an Enterprise feature',
   'billing.upsell.subtitle':
-    'Upgrade to GPUStack Enterprise to manage billing.',
+    'Track spend, generate invoices, and enforce budgets across teams. Upgrade to GPUStack Enterprise to manage billing.',
   'billing.upsell.featuresTitle': 'What you get in Enterprise',
   'billing.upsell.feature.usage':
     'See cost breakdowns by organization, user, and model',

src/locales/ja-JP/billing.ts

@@ -1,7 +1,7 @@
 export default {
   'billing.upsell.title': 'Billing is an Enterprise feature',
   'billing.upsell.subtitle':
-    'Upgrade to GPUStack Enterprise to manage billing.',
+    'Track spend, generate invoices, and enforce budgets across teams. Upgrade to GPUStack Enterprise to manage billing.',
   'billing.upsell.featuresTitle': 'What you get in Enterprise',
   'billing.upsell.feature.usage':
     'See cost breakdowns by organization, user, and model',

src/locales/ru-RU/billing.ts

@@ -1,7 +1,7 @@
 export default {
   'billing.upsell.title': 'Billing is an Enterprise feature',
   'billing.upsell.subtitle':
-    'Upgrade to GPUStack Enterprise to manage billing.',
+    'Track spend, generate invoices, and enforce budgets across teams. Upgrade to GPUStack Enterprise to manage billing.',
   'billing.upsell.featuresTitle': 'What you get in Enterprise',
   'billing.upsell.feature.usage':
     'See cost breakdowns by organization, user, and model',

src/locales/tr-TR/billing.ts

@@ -1,7 +1,7 @@
 export default {
   'billing.upsell.title': 'Billing is an Enterprise feature',
   'billing.upsell.subtitle':
-    'Upgrade to GPUStack Enterprise to manage billing.',
+    'Track spend, generate invoices, and enforce budgets across teams. Upgrade to GPUStack Enterprise to manage billing.',
   'billing.upsell.featuresTitle': 'What you get in Enterprise',
   'billing.upsell.feature.usage':
     'See cost breakdowns by organization, user, and model',

src/locales/zh-CN/billing.ts

@@ -1,6 +1,7 @@
 export default {
   'billing.upsell.title': '计费是企业版功能',
-  'billing.upsell.subtitle': '升级到 GPUStack 企业版即可管理计费。',
+  'billing.upsell.subtitle':
+    '在团队间跟踪花费、生成账单并执行预算。升级到 GPUStack 企业版即可管理计费。',
   'billing.upsell.featuresTitle': '企业版包含的能力',
   'billing.upsell.feature.usage': '按组织、用户与模型查看成本明细',
   'billing.upsell.feature.invoices': '生成账单并导出计费报表',