Fix eslint errors

Problem/Motivation

Drupal CI is reporting various errors. This issue is to fix errors reported here: https://git.drupalcode.org/project/do_username/-/jobs/311831

/builds/project/do_username/web/modules/custom/do_username/drupalci.yml
   4:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
   5:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
   6:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
   7:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
   8:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
   9:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
  10:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
  13:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
  14:7  error  Empty mapping values are forbidden  yml/no-empty-mapping-value
✖ 9 problems (9 errors, 0 warnings)

Proposed resolution

Fix the errors