Enable copy_prs. [skip gpuci] (#837)

Enables copying PRs so that GitHub Actions CI can run.

Authors:
   - Bradley Dice (https://github.com/bdice)
   - AJ Schmidt (https://github.com/ajschmidt8)

Approvers:
   - AJ Schmidt (https://github.com/ajschmidt8)

.github/ops-bot.yaml

@@ -6,3 +6,4 @@ branch_checker: true
 label_checker: true
 release_drafter: true
 external_contributors: false
+copy_prs: true