fix(upms): 收紧客户端详情查询接口权限

将 Feign 查询接口改为仅内部调用，并新增带权限的 /client/details 供管理端使用。

pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/controller/SysClientController.java

@@ -1,6 +1,6 @@
 /*
  *
- *      Copyright (c) 2018-2026, lengleng All rights reserved.
+ *      Copyright (c) 2018-2025, lengleng All rights reserved.
  *
  *  Redistribution and use in source and binary forms, with or without
  *  modification, are permitted provided that the following conditions are met:
@@ -141,23 +141,18 @@ public class SysClientController {
 		return R.ok(clientDetailsService.updateClientById(clientDetailsDTO));
 	}
 
-	@Inner(false)
+	/**
+	 * Feign 查询客户端信息的接口
+	 * @param clientId 客户端 ID
+	 * @return 基本信息
+	 */
+	@Inner
 	@GetMapping("/getClientDetailsById/{clientId}")
 	public R getClientDetailsById(@PathVariable String clientId) {
 		return R.ok(clientDetailsService.getOne(
 				Wrappers.<SysOauthClientDetails>lambdaQuery().eq(SysOauthClientDetails::getClientId, clientId), false));
 	}
 
-	/**
-	 * 查询全部客户端
-	 * @return
-	 */
-	@Inner(false)
-	@GetMapping("/list")
-	public R listClients() {
-		return R.ok(clientDetailsService.list());
-	}
-
 	/**
 	 * 同步缓存字典
 	 * @return R