Update step_by_step_howto.md

Author: xjuarez

examples/usage_reports_to_adw/step_by_step_howto.md

@@ -453,6 +453,7 @@ wget https://raw.githubusercontent.com/oracle/oci-python-sdk/master/examples/usa
 chmod +x /home/opc/usage_reports_to_adw/shell_scripts/run_multi_daily_usage2adw.sh
 chmod +x /home/opc/showoci/run_daily_report.sh
 chmod +x /home/opc/usage_reports_to_adw/shell_scripts/run_load_showoci_csv_to_adw.sh
+
 ```
 
 Edit crontab using crontab -e and add/update the below (If exist remove the # before the command)