fix: docker release v3.1.1 images optimize

Signed-off-by: Xinwei Xiong(cubxxw-openim) <3293172751nss@gmail.com>

scripts/start_rpc_service.sh

@@ -74,7 +74,7 @@ service_prometheus_port_name=(
 
 for ((i = 0; i < ${#service_filename[*]}; i++)); do
   #Check whether the service exists
-  service_name="ps -aux |grep -w ${service_filename[$i]} |grep -v grep"
+  service_name="ps |grep -w ${service_filename[$i]} |grep -v grep"
   count="${service_name}| wc -l"
 
   if [ $(eval ${count}) -gt 0 ]; then