!728 新增系统能力编解码工具

* update sig/sig-toolchains/sig_toolchains.md.
* add system capbility codec tools

sig/sig-toolchains/sig_toolchains.md

@@ -38,6 +38,7 @@ The toolchain is provided in binary form and in source form with a simple build
 - project name:
   - Tools & Toolchains: https://gitee.com/openharmony-sig/sig-tools-toolchains
   - developtools_hiperf: https://gitee.com/openharmony/developtools_hiperf
+  - developtools_syscap_codec: https://gitee.com/openharmony-sig/developtools_syscap_codec
 
 ## SIG Members
 
@@ -47,6 +48,7 @@ The toolchain is provided in binary form and in source form with a simple build
 ### Committers
 - @[berolinux](https://gitee.com/berolinux)
 - @[wangzaishang](https://gitee.com/wangzaishang)
+- @[taiyipei](https://gitee.com/taiyipei)
 
  ### Meetings
  - Meeting time：TBD