Fixed code-server not mounting codebase

[HyphenHook]

Error Fixed

• Enabling code server service causes Drupal container to be recreated and unlinked from the codebase folder

  Change

• Modified docker-compose.code-server.yml such that drupal container is set to mount the codebase folder on recreate

[kylehuynh205]

Close this PR, Made this PR upstream https://github.com/Islandora-Devops/isle-dc/pull/407 instead