ci: update to actions/checkout@v3 (!908) · Merge requests · Erik Seliger / src-cli · GitLab

Erik Seliger requested to merge batch-changes/dax/update-checkout-v3 into main Jan 03, 2023

Created by: daxmc99

Update to actions/checkout@v3 to avoid deprecation warning

Test plan

Created as part of batch change: Created by Sourcegraph batch change sourcegraph-operator-dax/Upgrade_actions_checkout_v2-v3.