modify sa uid and gid

Signed-off-by: Nzhangxin_T <zhangxin312@huawei.com>

services/etc/group

@@ -66,8 +66,8 @@ a2dp_host:x:3043:
 hdf_devmgr:x:3044:
 connected_tag_host:x:3045:
 dslm:x:3046:
-work_scheduler:x:3047:
 device_usage_stats:x:3048:
+bgtask:x:3051:
 dcamera:x:3052:
 dinput:x:3053:
 dscreen:x:3054:

services/etc/passwd

@@ -63,7 +63,6 @@ a2dp_host:x:3043:3043:::/bin/false
 hdf_devmgr:x:3044:3044:::/bin/false
 connected_tag_host:x:3045:3045:::/bin/false
 dslm:x:3046:3046:::/bin/false
-work_scheduler:x:3047:3047:::/bin/false
 device_usage_stats:x:3048:3048:::/bin/false
 bgtask:x:3051:3051:::/bin/false
 dcamera:x:3052:3052:::/bin/false