docs(resume): standardize K8s abbreviation in technology stack for LiLAC localization platform

Update the abbreviation for Kubernetes from "K8s" to "K8S" in the technology stack section, ensuring consistency in formatting throughout the resume.

Author: zhh2001

docs/resume.md

@@ -64,7 +64,7 @@ footer: false
 2026.03-至今 LiLAC 本地化平台  
 项目主体：莉莉丝游戏  
 角色：Golang 后端工程师  
-技术栈：`Golang`、`go-zore`、`MongoDB`、`Redis`、`K8s`、`Jenkins`、`Git`
+技术栈：`Golang`、`go-zore`、`MongoDB`、`Redis`、`K8S`、`Jenkins`、`Git`
 
 2025.09-2026.03 LC-Event 交易平台  
 项目主体：简文投资