Detect cycle automatically in update_config script
Description
It's rather annoying to require both cycle and proposal as input for update_config manually. This MR adds auto detection of cycle of omitted by looking up the proposal's path on GPFS.
How Has This Been Tested?
Unit tests.
Types of changes
- New feature (non-breaking change which adds functionality)
Checklist:
- My code follows the code style of this project.
- I added tests where appropriate.