Error installing delfin in centos

[sankethp44]

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