Error in Installing Delfin in CentOS

[Shailaja96]

Issue/Feature Description: Apt command not found error in install_dependencies script for Delfin in CentOS

Why this issue to fixed / feature is needed(give scenarios or use cases): Without the install_dependencies script ansible, docker, go will not get installed on centos

How to reproduce, in case of a bug: Edited the script and created a PR

Other Notes / Environment Information: (Please give the env information, log link or any useful information for this issue) Environment - Centos9