refactor(i18n): U42 残余硬编码中文彻底清零 — 33文件54处→0, zh/en 7847→7898对齐

全量 JSX children + toast/confirm + sr-only 描述硬编码中文清零:
- Kubernetes模块: UpdateStrategyCard maxSurge/maxUnavailable说明 + IngressCreateForm host域名/Service端口 + ServiceCreateForm 端口配置/selector + DeploymentEditService 无selector/个关联/暂无Service/Ingress + ClusterOverviewPage 核 + KubernetesClusterDialog 已配置 + KubectlTerminal/ResourceVisualEditor/CreateHPADialog/DeploymentEditContainers/Storage + PodInstancesTable/UpdateStrategySelectorCards
- AI模块: PredictiveCapacityTab AI深度解读/紧急/警告/7天预测/预计N天 + PredictiveCostTab AI深度解读 + event-handler.ts 高危操作确认toast
- Deploy模块: DeployCredentials 启用/禁用 + DeployRBAC 删除角色confirm + WorkspaceTermDialog + CredFormDialog Windows用户
- Monitor模块: AlertRulesTab 删除confirm/分钟 + PrometheusDatasourceManager/LogDatasourcePage 删除confirm + QueryHistoryPanel 条
- System模块: ServerFileBrowser/TerminalDialog/RdpAuditViewer sr-only + SystemManager/CredentialManager/TerminalSessionsTab 删除confirm + SecuritySettingsTab 30分钟/2小时
- Task模块: CronJobViewDialog 次

新增 61 翻译键 (k8s.editAdvanced 6 + k8s.editService 11 + k8s.cluster 2 + k8s.misc 9 + aiops.capacity 9 + aiops.cost 1 + aiops.cli 2 + deploy 4 + monitor 5 + system 10 + task 1 + common 2)
tsc -b=0, npm build✓ (17.71s), ESLint=0/43/any=0, go build=0, 17/17 测试通过

frontend/src/components/system/system-settings/SecuritySettingsTab.tsx

@@ -266,11 +266,11 @@ export function SecuritySettingsTab(props: SecuritySettingsTabProps) {
                 <SelectItem value="15">
                   {t("monitor.traceMgr.min15")}
                 </SelectItem>
-                <SelectItem value="30">30分钟</SelectItem>
+                <SelectItem value="30">{t("common.minutes30")}</SelectItem>
                 <SelectItem value="60">
                   {t("monitor.traceMgr.hour1")}
                 </SelectItem>
-                <SelectItem value="120">2小时</SelectItem>
+                <SelectItem value="120">{t("common.hours2")}</SelectItem>
               </SelectContent>
             </Select>
           </div>