2023-07-31 trained ensemble

[aaronger]

Trained Ensemble, COVID19 Forecast Hub

[github-actions]

Validations v4

Errors:

✔️ No validation errors in this PR.

[github-actions]

Validations v4

Comments:

⚠️ You are adding/updating multiple models' files. Could you provide a reason for this? If this is unintentional, please check to make sure to put your files are in the appropriate folder, and update the PR when you have done that. If you do mean to update multiple models, we will review the PR manually.
Models that are being updated: COVIDhub-trained_ensemble, COVIDhub-ensemble

⚠️ PR contains file changes that are not part of a valid forecast submission (misnamed/misplaced forecast CSV, non CSV files, etc.)

✔️ Forecast date validation successful.

✔️ /home/runner/work/covid19-forecast-hub/covid19-forecast-hub/pull_request/data-processed/COVIDhub-trained_ensemble/2023-07-31-COVIDhub-trained_ensemble.csv passed (non-filename) format checks.

✔️ /home/runner/work/covid19-forecast-hub/covid19-forecast-hub/pull_request/data-processed/COVIDhub-ensemble/2023-07-31-COVIDhub-ensemble.csv passed (non-filename) format checks.

✔️ /home/runner/work/covid19-forecast-hub/covid19-forecast-hub/pull_request/data-processed/COVIDhub-trained_ensemble/2023-07-31-COVIDhub-trained_ensemble.csv passed forecast value sanity checks.

✔️ /home/runner/work/covid19-forecast-hub/covid19-forecast-hub/pull_request/data-processed/COVIDhub-ensemble/2023-07-31-COVIDhub-ensemble.csv passed forecast value sanity checks.