Display nested operations in local deploy CLI

[anthony-c-martin]

Example user experience (-> denotes a module with a child resource):

Closes #19748

[github-actions]

Test this change out locally with the following install scripts (Action run 28414168349)

VSCode

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-vsix.sh) --run-id 28414168349

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-vsix.ps1) } -RunId 28414168349"

Azure CLI

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-cli.sh) --run-id 28414168349

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-cli.ps1) } -RunId 28414168349"