!783 新建分布式相机/分布式屏幕/分布式音频 sig仓

* remove commiter info
* add distributed camera/screen/audio sig project

sig/sig-distributedhardwaremgr/sig-distributedhardwaremgr.md

@@ -27,6 +27,9 @@ Note: The content of this SIG follows the convention described in OpenHarmony's
   - devicemanager：https://gitee.com/openharmony/device_manager
   - distributedhardwarefwk: https://gitee.com/openharmony/distributed_hardware_fwk
   - distributedinput: https://gitee.com/openharmony-sig/distributed_input
+  - distributedcamera: https://gitee.com/openharmony-sig/distributed_camera
+  - distributedscreen: https://gitee.com/openharmony-sig/distributed_screen
+  - distributedaudio: https://gitee.com/openharmony-sig/distributed_audio
   - msdp_start: https://gitee.com/openharmony-sig/msdp_start
   - msdp_motion: https://gitee.com/openharmony-sig/msdp_motion
   - msdp_movement: https://gitee.com/openharmony-sig/msdp_movement

sig/sig-distributedhardwaremgr/sig-distributedhardwaremgr_cn.md

@@ -29,6 +29,9 @@
   - devicemanager：https://gitee.com/openharmony/device_manager
   - distributedhardwarefwk: https://gitee.com/openharmony/distributed_hardware_fwk
   - distributedinput: https://gitee.com/openharmony-sig/distributed_input
+  - distributedcamera: https://gitee.com/openharmony-sig/distributed_camera
+  - distributedscreen: https://gitee.com/openharmony-sig/distributed_screen
+  - distributedaudio: https://gitee.com/openharmony-sig/distributed_audio
   - msdp_start: https://gitee.com/openharmony-sig/msdp_start
   - msdp_motion: https://gitee.com/openharmony-sig/msdp_motion
   - msdp_movement: https://gitee.com/openharmony-sig/msdp_movement

sig/sigs.json

@@ -343,6 +343,9 @@
             "https://gitee.com/openharmony/device_manager",
             "https://gitee.com/openharmony/distributed_hardware_fwk",
             "https://gitee.com/openharmony-sig/distributed_input",
+            "https://gitee.com/openharmony-sig/distributed_camera",
+            "https://gitee.com/openharmony-sig/distributed_screen",
+            "https://gitee.com/openharmony-sig/distributed_audio",
             "https://gitee.com/openharmony-sig/msdp_start",
             "https://gitee.com/openharmony-sig/msdp_motion",
             "https://gitee.com/openharmony-sig/msdp_movement",
@@ -368,6 +371,9 @@
             "foundation/distributedhardware/devicemanager",
             "foundation/distributedhardware/distributedhardwarefwk",
             "foundation/distributedhardware/distributedinput",
+            "foundation/distributedhardware/distributedcamera",
+            "foundation/distributedhardware/distributedscreen",
+            "foundation/distributedhardware/distributedaudio",
             "base/msdp/start",
             "base/msdp/motion",
             "base/msdp/movement",