feat: add support to open selection menu when name of resource is not specified

[Revolyssup]

Current behaviour

➜ k8sdebug git:(main) ./k8sdebug logs show -n echo --type deployment
Error: accepts 1 arg(s), received 0
Usage:
 k8sdebug logs show [flags]

Flags:
 -h, --help help for show
 --only-names display only names

Global Flags:
 -e, --end-of-file reverse the order of the logs
 --latest reverse the order of the log files
 --max-lines int maximum number of lines to read from the log file (default 10)
 --max-pods int chronological index of the pod (default 10)
 -n, --namespace string Name of the pod (default "default")
 --tail int No. of lines to use for diff (default 10)
 -t, --type string Name of the pod (default "pod")

The above command should give a list of all available deployments in echo namespace so that user can select directly from menu