Increase default renewal AUs from 168 to 336.

[simpsonw]

Description

Increased the default renewal Allocation Units from 168 to 336.

Checklist before merging Pull Requests

• New Modified test(s) included to reproduce the bug/verify the feature
• Add an entry in the changelog
• Documentation created/updated (include links)
• If creating/modifying DB models which will contain secrets or sensitive information, PR to clank updating sanitation queries in roles/sanitary-sql-access/templates/sanitize-dump.sh.j2
• Reviewed and approved by at least one other contributor.
• New variables supported in Clank

[coveralls]

Coverage increased (+0.5%) to 38.587% when pulling 2ee223d on simpsonw:update_renewal_aus_336 into 1a3211a on cyverse:master.

[coveralls]

Coverage increased (+1.2%) to 39.282% when pulling 20d27ea on simpsonw:update_renewal_aus_336 into 1a3211a on cyverse:master.

[simpsonw]

I didn't add a new test for this but I updated an an existing one which failed after I increased the default AU allocations. I also added a script that makes running the tests within a Docker container easier.

[julianpistorius]

Thanks @simpsonw!