fix(semester-scope): meeting date scoped with DateTime caused day overlap

So a scope with DateTime 2019-12-01T00:00:00.0000Z turned out to match
hour meeting date 2019-11-30. Converting that DateTime to date solved the problem.
4 jobs for main in 8 minutes and 59 seconds (queued for 15 seconds)
Status Job ID Name Coverage
  Test
failed #545843
lint

00:02:58

canceled #545845
system

00:08:58

canceled #545844
test

00:08:58

 
  Deploy
canceled #545846
allowed to fail manual
deploy-production

 
Name Stage Failure
failed
lint Test
  ^^^^^^^^^^^^^^^^^^^^^^^^

369 files inspected, 1 offense detected
Uploading artifacts for failed job
Uploading artifacts...
WARNING: coverage/coverage.xml: no matching files
ERROR: No files to upload
Cleaning up file based variables
ERROR: Job failed: command terminated with exit code 1