Deploy 095 - OGN Buyback

[shahthepro]

Contracts

• OUSDBuyback: 0x386d8fEC5b6d5B5E36a48A376644e36239dB65d6
• OETHBuyback: 0x4F11d31f781B57051764a3823b24d520626b4833

Note:

• There's no proposal for this on mainnet.

• Didn't add forceSkip or the entry in migrations.json since adding those would break tests now. Should be okay to add those once we have a proposal up on the ousd-governance repo

  If you made a contract change, make sure to complete the checklist below before merging it in master.

Dependencies

• https://github.com/OriginProtocol/origin-dollar/pull/2067

Security

Refer to our documentation for more details about contract security best practices.

Contract change checklist:

• [ ] Code reviewed by 2 reviewers.
• [ ] Copy & paste code review security checklist below this checklist.
• [ ] Unit tests pass
• [ ] Slither tests pass with no warning
• [ ] Echidna tests pass if PR includes changes to OUSD contract (not automated, run manually on local)

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 60.54%. Comparing base (2615d12) to head (c62b4fa).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2063 +/- ## ======================================= Coverage 60.54% 60.54% ======================================= Files 59 59 Lines 3021 3021 Branches 779 779 ======================================= Hits 1829 1829 Misses 1189 1189 Partials 3 3 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[DanielVF]

• [x] All deployed contracts are listed in the deploy PR's description
• [x] Deployed contract's verified code (and all dependencies) match the code in master
• [x] The transactions that interacted with the newly deployed contract match the deploy script.

(Governance proposal and smoke testing coming with the deploy on the other repo, these are just impl contract deploys)