[FEATURE] Update the environement flag to target as it will be deprecated

[asingamaneni]

Is your feature request related to a problem? Please describe. Got a warning that the -e flag will be deprecated and should switch to --target or -t. Need to make changes to reflect this for the higher versions

Cloud Information

• [x] AWS
• [x] Azure
• [x] GCP
• [x] Other

Describe the solution you'd like For the higher versions, --target would be used and --env would still be supported for the older versions. It should effect any user experience with the newer version

Describe alternatives you've considered NA

Additional context

[asingamaneni]

This was implemented as part of #80