security: Remove duplicate security hardening docs
The files which are deleted in the commit are integrated as a single document "CIP_Security_Hardening.md"
Signed-off-by: Sai Sai.Sathujoda@toshiba-tsip.com
The files which are deleted in the commit are integrated as a single document "CIP_Security_Hardening.md"
Signed-off-by: Sai Sai.Sathujoda@toshiba-tsip.com