fix: add kubecon 2024 ppt

Signed-off-by: zongz <[email protected]>

Author: zong-zhe

blog/2024-08-29-kubecon2024/index.md

@@ -14,6 +14,10 @@ At KubeCon China 2024, held from August 21st to 23rd, a 3-day event in Hong Kong
 
 ## Lighting Talk: KCL: Simplifying Kubernetes Manifests Management
 
+The Lighting Talk PPT: [Download PDF](https://kcl-lang.io/talks/kcl-kubecon2024-lighting-talk.pdf)
+
+![pptcover](img/blog/2024-08-29-kubecon2024/pptcover.png)
+
 In this event, KCL introduced its efforts in simplifying Kubernetes manifests management, improving configuration management efficiency and stability through a Lighting Talk.
 
 ![kcllightingtalk](/img/blog/2024-08-29-kubecon2024/kcllightingtalk.png)

i18n/zh-CN/docusaurus-plugin-content-blog/2024-08-29-kubecon2024/index.md

@@ -14,6 +14,10 @@ image: /img/biweekly-newsletter.png
 
 ## Lighting Talk: KCL: Simplifying Kubernetes Manifests Management
 
+The Lighting Talk PPT: [Download PDF](https://kcl-lang.io/talks/kcl-kubecon2024-lighting-talk.pdf)
+
+![pptcover](img/blog/2024-08-29-kubecon2024/pptcover.png)
+
 在这次活动中，KCL 通过一场 Lighting Talk 为大家介绍了 KCL 在简化 kubernetes 项目配置管理，提升配置管理效率和稳定性方面作出的努力。
 
 ![kcllightingtalk](/img/blog/2024-08-29-kubecon2024/kcllightingtalk.png)