Fix for the issue https://github.com/Islandora-Devops/isle-dc/issues/372

[kylehuynh205]

About

This PR is the fix for enabling Code Server in isle-dc. There is also existing issue #372

The error:

make up
[+] Running 19/19
 ✔ Network isle-dc_default          Created                                                                                0.0s 
 ✔ Network isle-dc_gateway          Created                                                                                0.0s 
 ✔ Volume "isle-dc_drupal-root"     Created                                                                                0.0s 
 ✔ Container isle-dc-hypercube-1    Started                                                                                0.8s 
 ✔ Container isle-dc-solr-1         Started                                                                                1.1s 
 ✔ Container isle-dc-activemq-1     Started                                                                                1.7s 
 ✔ Container isle-dc-blazegraph-1   Started                                                                                1.1s 
 ✔ Container isle-dc-homarus-1      Started                                                                                1.3s 
 ✔ Container isle-dc-fits-1         Started                                                                                1.0s 
 ✔ Container isle-dc-alpaca-1       Started                                                                                1.4s 
 ✔ Container isle-dc-cantaloupe-1   Started                                                                                1.4s 
 ✔ Container isle-dc-mariadb-1      Started                                                                                1.0s 
 ✔ Container isle-dc-houdini-1      Started                                                                                1.6s 
 ✔ Container isle-dc-milliner-1     Started                                                                                1.3s 
 ✔ Container traefik                Started                                                                                1.6s 
 ✔ Container isle-dc-drupal-1       Started                                                                                2.5s 
 ✔ Container isle-dc-crayfits-1     Started                                                                                1.7s 
 ✔ Container isle-dc-fcrepo-1       Started                                                                                2.3s 
 ✔ Container isle-dc-code-server-1  Started                                                                                2.7s 

 Sleeping for 10 seconds to wait for Drupal to finish building.

Could not open input file: /var/www/drupal/vendor/bin/drush
realpath: /sites/default: No such file or directory
/etc/islandora/utilities.sh: line 352: site_directory: parameter null or not set
grep: /var/www/drupal/web/sites/default/settings.php: No such file or directory
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
Could not open input file: /var/www/drupal/vendor/bin/drush
realpath: /sites/default: No such file or directory
/etc/islandora/utilities.sh: line 380: site_directory: parameter null or not set
make: *** [up] Error 127

From the work of HyphenHook in #372 (comment). the code server can be enabled successfully. This PR brings in the fix for this issue.