nano change bash to sh

Author: jdv

crowdsec-docs/unversioned/getting_started/installation/cloudways.mdx

@@ -222,7 +222,7 @@ vi /home/master/crowdsec/check_rotation.sh
 ```
 
 ```bash
-#!/bin/bash
+#!/bin/sh
 
 # Set the path to your CrowdSec log file
 LOG_FILE="/home/master/crowdsec/logs/crowdsec.log"