add the repository of knownledge_demo_temp for sig-knowledge

Signed-off-by: Nkeven <likai20@iscas.ac.cn>

sig/sig-knowlege/sig_knowledge.md

@@ -21,6 +21,7 @@ Note: The content of this SIG follows the convention described in OpenHarmony's
 - project name：
   - https://gitee.com/openharmony-sig/knowledge
   - https://gitee.com/openharmony-sig/knowledge_demo_smart_home
+  - https://gitee.com/openharmony-sig/knowledge_demo_temp
   - https://gitee.com/openharmony-sig/online_event
 
 ## SIG Members

sig/sig-knowlege/sig_knowledge_cn.md

@@ -21,6 +21,7 @@
 - 代码仓地址：
   - https://gitee.com/openharmony-sig/knowledge
   - https://gitee.com/openharmony-sig/knowledge_demo_smart_home
+  - https://gitee.com/openharmony-sig/knowledge_demo_temp
   - https://gitee.com/openharmony-sig/online_event
 
 ## SIG组成员

sig/sigs.json

@@ -537,6 +537,7 @@
          "https://gitee.com/openharmony-sig/knowledge"
          "https://gitee.com/openharmony-sig/online_event",
          "https://gitee.com/openharmony-sig/knowledge_demo_smart_home"
+         "https://gitee.com/openharmony-sig/knowledge_demo_temp"
          ],
           "project-path":[
          "NONE"