add --rm and --name to devcontainer run args

[trxcllnt]

• Update the cuda11.8-conda devcontainer's base image
• Remove the devcontainer when the VSCode window closes
• Adds a descriptive name to the running container:

  $ docker ps -a
  CONTAINER ID   IMAGE         ...  NAMES
  0dbb364fe544   vsc-raft-...  ...  rapids-raft-24.06-cuda12.2-conda
  
  $ docker rm -f rapids-raft-24.06-cuda12.2-conda

[cjnolet]

/merge